Browse by UCL people
Group by: Type | Date
Number of items: 56.
Article
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Howarth, RJ;
(1973)
Fortran IV programs for empirical discriminant classification of spatial data.
Geocom Bulletin
, 6
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Howarth, RJ;
(1971)
The Portaskaig Tillite succession (Dalradian) of Co. Donegal.
Proceedings of the Royal Irish Academy
, 71
(1)
pp. 1-35.
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Howarth, RJ;
(1967)
Trend-surface fitting to random data-an experimental test.
American Journal of Science
, 265
(7)
pp. 619-625.
10.2475/ajs.265.7.619.
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Howarth, RJ;
Kilburn, C;
Leake, BE;
(1966)
The Boulder Bed succession at Glencolumbkille, County Donegal.
Proceedings of the Royal Irish Academy
, 65 B
(3)
pp. 117-156.
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Howarth, RJ;
Lim, AL;
(1969)
An approach to program documentation.
The Computer Bulletin
, 13
pp. 291-295.
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Howarth, RJ;
Lowenstein, PL;
(1971)
Sampling variability of stream-sediments in broad-scale geochemical reconnaissance.
Transactions of the Institution of Mining and Metallurgy Section B-Applied Earth Science
, 80
pp. 363-372.
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Howarth, RJ;
(2020)
Etymology in the Earth Sciences: from 'geologia' to 'geoscience'.
Earth Sciences History
, 39
(1)
pp. 1-27.
10.17704/1944-6187-39.1.1.
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Howarth, RJ;
(2015)
Geology behind barbed wire: James Alfred Richardson (1914-2007) and the Richardson Award of the Geologists' Association.
Proceedings of the Geologists' Association
, 126
(2)
pp. 282-294.
10.1016/j.pgeola.2015.02.004.
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Howarth, RJ;
(2012)
Book Reviews:THE LIFE AND WORK OF PROFESSOR J. W. GREGORY FRS (1864-1932): GEOLOGIST, WRITER AND EXPLORER.
[Review].
Earth Sciences History
, 31
(1)
pp. 157-162.
10.17704/eshi.31.1.p0856h5772274j82.
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Howarth, RJ;
(2012)
A petrologist in South Africa: Frederick Henry Hatch and the Witwatersrand Goldfield.
Proceedings of the Geologists' Association
, 123
(1)
pp. 189-209.
10.1016/j.pgeola.2011.06.001.
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Howarth, RJ;
(2008)
Making the invisible visible: Early data display in the geological sciences.
Open University Geological Society Journal
, 29
(2)
pp. 70-80.
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Howarth, RJ;
(2008)
The PGA illustrated.
GA Magazine of the Geologists’ Association
, 7
(4)
pp. 7-9.
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Howarth, RJ;
(2007)
Gravity Surveying in Early Geophysics. I. From Time-keeping to Figure of the Earth.
Earth Sciences History
, 26
(2)
pp. 201-228.
10.17704/eshi.26.2.7460m485n5701845.
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Howarth, RJ;
(2007)
Gravity Surveying in Early Geophysics. II. From Mountains to Salt Domes.
Earth Sciences History
, 26
(2)
pp. 229-261.
10.17704/eshi.26.2.f04281625w2w7614.
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Howarth, RJ;
(2004)
Not “Just a Petrographer”: The Life and Work of Felix Chayes (1916-1993).
Earth Sciences History
, 23
(2)
pp. 343-364.
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Howarth, RJ;
Aleguas, SA;
(2019)
Through a glass darkly: patients of the Illinois State Hospital for the Insane at Jacksonville, USA (1854-80).
History of Psychiatry
, 30
(2)
pp. 150-171.
10.1177/0957154X18821059.
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Howarth, RJ;
McArthur, JM;
(1997)
Statistics For Strontium Isotope Stratigraphy: A Robust Lowess Fit to the Marine Sr‐Isotope Curve For 0 to 206 Ma, With Look‐Up Table For Derivation of Numeric Age.
The Journal of Geology
, 105
(4)
pp. 441-456.
10.1086/515938.
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Howarth, RJ;
Müller, WH;
(2019)
The life and work of Robert J. Adcock. Part II: biography and establishment of authorship.
Notes and Records: the Royal Society Journal of the History of Science
10.1098/rsnr.2019.0028.
(In press).
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Mancey, SJ;
Howarth, RJ;
(1980)
Power transform removal of skewness from large data sets.
Transactions of the Institute of Mining and Metallurgy
, B89
pp. 92-97.
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McArthur, J.M.;
Howarth, R.J.;
Bailey, T.R.;
(2001)
Strontium isotope stratigraphy: LOWESS version 3: best fit to the marine Sr-isotope curve for 0-509 Ma and accompanying look-up table for deriving numerical age.
The Journal of Geology
, 109
(2)
pp. 155-170.
10.1086/319243.
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McArthur, JM;
Algeo, TJ;
van de Schootbrugge, B;
Li, Q;
Howarth, RJ;
(2008)
Basinal restriction, black shales, Re-Os dating, and the Early Toarcian (Jurassic) oceanic anoxic event.
Paleoceanography
, 23
(4)
, Article PA4217. 10.1029/2008PA001607.
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McArthur, JM;
Banerjee, DM;
Hudson-Edwards, KA;
Mishra, R;
Purohit, R;
Ravenscroft, P;
Cronin, A;
... Chadha, DK; + view all
(2004)
Natural organic matter in sedimentary basins and its relation to arsenic in anoxic ground water: the example of West Bengal and its worldwide implications.
APPL GEOCHEM
, 19
(8)
1255 - 1293.
10.1016/j.apgeochem.2004.02.001.
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McArthur, JM;
Howarth, RJ;
Bailey, TR;
(2001)
Strontium Isotope Stratigraphy: LOWESS Version 3: Best Fit to the Marine Sr‐Isotope Curve for 0–509 Ma and Accompanying Look‐up Table for Deriving Numerical Age.
The Journal of Geology
, 109
(2)
pp. 155-170.
10.1086/319243.
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Merriam, DF;
Howarth, RJ;
(2004)
Pioneers of mathematical geology.
Earth Sciences History
, 23
(2)
pp. 314-324.
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Müller, WH;
Howarth, RJ;
(2021)
The life and work of Robert J. Adcock. Part I: the figure of the Earth.
Notes and Records: the Royal Society Journal of the History of Science
, 75
(1)
pp. 111-140.
10.1098/rsnr.2019.0027.
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Ravenscroft, P;
Howarth, RJ;
McArthur, JM;
(2006)
Comment on "Limited temporal variability of arsenic concentrations in 20 wells monitored for 3 years in Araihazar, Bangladesh".
Environmental Science and Technology
, 40
(5)
pp. 1716-1717.
10.1021/es058017a.
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Book
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Webb, JS;
Thornton, I;
Thompson, M;
Howarth, RJ;
Lowenstein, PL;
(1978)
The Wolfson geochemical atlas of England and Wales.
[Book].
(1st ed.).
Oxford University Press: Oxford, UK.
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Book chapter
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Howarth, Richard J;
(2004)
Bullard, Sir Edward Crisp (1907-1980).
In: Matthew, HGC and Harrison, B, (eds.)
Oxford Dictionary of National Biography.
(pp. 600-603).
Oxford University Press: Oxford, UK.
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Howarth, Richard J;
(2004)
Davison, Charles (1858-1940).
In: Matthew, HCG and Harrison, BH, (eds.)
Oxford Dictionary of National Bibliography.
(p. 479).
Oxford University Press: Oxford, UK.
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Howarth, Richard J;
(2004)
Edward Sabine (1788-1883).
In: Lightman, Bernard, (ed.)
The Dictionary of Nineteenth Century British Scientists.
(pp. 1753-1754).
Bloomsbury Publishing: Bristol, UK.
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Howarth, Richard J;
(2004)
Frederick Henry Hatch (1864-1932).
In: Lightman, Bernard, (ed.)
The Dictionary of Nineteenth Century British Scientists.
(pp. 914-915).
Bloomsbury Publishing: Bristol, UK.
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Howarth, Richard J;
(2004)
Hatch, Frederick Henry (1864-1932).
In: Matthew, HCG and Harrison, BH, (eds.)
Oxford Dictionary of National Bibliography.
(pp. 797-798).
Oxford University Press: Oxford, UK.
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Howarth, Richard J;
(2004)
John Milne (1850-1913).
In: Lightman, Bernard, (ed.)
The Dictionary of Nineteenth Century British Scientists.
(pp. 1407-1408).
Bloomsbury Publishing: Bristol, UK.
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Howarth, Richard J;
(2004)
Knott, Cargill Gilston (1856-1922).
In: Matthew, HCG and Harrison, BH, (eds.)
Oxford Dictionary of National Bibliography.
(p. 975).
Oxford University Press: Oxford, UK.
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Howarth, Richard J;
(2004)
Rücker, Sir Arthur William (1848-1915).
In: Matthew, HCG and Harrison, BH and Academy, B, (eds.)
Oxford Dictionary of National Bibliography.
(p. 72).
Oxford University Press: Oxford, UK.
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Howarth, Richard J;
(2004)
Schuster, Sir Arthur (1851-1934).
In: Matthew, HCG and Harrison, BH, (eds.)
Oxford Dictionary of National Bibliography.
(pp. 281-282).
Oxford University Press: Oxford, UK.
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Howarth, Richard J;
(2004)
Strahan, Sir Aubrey (1852-1928).
In: Matthew, HCG and Harrison, BH, (eds.)
Oxford Dictionary of National Bibliography.
(p. 1027).
Oxford University Press: Oxford, UK.
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Howarth, Richard J;
(2004)
Thomas George Bonney (1833-1923).
In: Lightman, Bernard, (ed.)
The Dictionary of Nineteenth Century British Scientists.
(pp. 234-235).
Bloomsbury Publishing: Bristol, UK.
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Howarth, RJ;
(1993)
Couchman, Sir Harold John.
In:
The dictionary of national biography: Missing persons.
(pp. 152-153).
Oxford University Press: Oxford, UK.
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Howarth, RJ;
(1993)
Davison, Charles.
In: Nicholls, CS, (ed.)
Dictionary of National Biography: Missing Persons.
(pp. 175-176).
Oxford University Press: Oxford, UK.
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Howarth, RJ;
(1993)
Hatch, Frederick Henry.
In:
Dictionary of National Biography: Missing Persons.
(pp. 293-294).
Oxford University Press: Oxford, UK.
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Howarth, RJ;
(1993)
Knott, Cargill Gilston.
In:
Dictionary of National Biography: Missing Persons.
(pp. 379-380).
Oxford University Press: Oxford, UK.
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Howarth, RJ;
(1993)
Rücker, Sir Arthur William.
In:
Dictionary of National Biography: Missing Persons.
(pp. 572-573).
Oxford University Press: Oxford, UK.
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Howarth, RJ;
(1993)
Strahan, Sir Aubrey.
In:
The dictionary of national biography: Missing persons.
(pp. 640-641).
Oxford University Press: Oxford, UK.
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Howarth, RJ;
Martin, L;
(1979)
Computer-based techniques in the compilation, mapping and interpretation of exploration geochemical data.
In: Hood, PJ, (ed.)
Geophysics and geochemistry in the search for metallic ores.
(pp. 545-574).
Canadian Society of Petroleum Geologists: Ottawa, Canada.
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McArthur, J;
Howarth, RJ;
(2005)
Strontium isotope stratigraphy.
In: Gradstein, F and Ogg, J, (eds.)
A Geologic Time Scale 2004.
(pp. 96-105).
Cambridge University Press: Cambridge, UK.
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McArthur, JM;
Howarth, RJ;
(2005)
Strontium isotope stratigraphy.
In: Gradstein, FM and Ogg, JG and Smith, AG, (eds.)
A Geological Timescale 2004.
(pp. 96-105).
Cambridge University Press: Cambridge, UK.
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McArthur, JM;
Howarth, RJ;
Shields, GA;
(2012)
Strontium isotope stratigraphy.
In:
The Geologic Time Scale 2012.
(pp. 127-144).
Elsevier
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Proceedings paper
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Koch, GS;
Howarth, RJ;
Schuenemeyer, JH;
(1980)
Uranium resource assessment through statistical analysis of uranium exploration and other data.
In:
Proceedings of the Society of Mining Engineers – American Institution of Mining Engineers Fall Meeting 1980.
(pp. pp. 80-313).
SME & AIME: Minneapolis, USA.
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McArthur, JM;
Howarth, RJ;
(1998)
Strontium isotope stratigraphy: LOWESS version 2. A revised best-fit to the marine Sr-isotope curve for 0 to 206 Ma, with a revised look-up table for derivation of numeric age.
In:
Proceedings of the AAPG Annual Meeting 1998.
American Association for Petroleum Geology (AAPG): Tulsa, Oklahoma, USA.
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Report
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Analytical Methods Committee;
(2003)
The J-chart: A simple plot that combines the capabilities of Shewhart and Cusum charts, for use in analytical quality control.
(Analytical Methods Committee Technical Brief
12
, pp. pp. 1-2
).
Royal Society of Chemistry: London, UK.
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Analytical Methods Committee;
(2002)
A simple fitness-for-purpose control chart based on duplicate results obtained from routine test materials.
(Analytical Methods Committee Technical Brief
9
, pp. pp. 1-2
).
Royal Society of Chemistry: London, UK.
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Hammond, P;
Howarth, RJ;
(1985)
A rule-based approach to geological knowledge.
Department of Computing, Imperial College of Science and Technology: London, UK.
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Howarth, RJ;
Lowenstein, PL;
(1974)
Data Processing for the Provisional Geochemical Atlas of Northern Ireland.
(Technical Communication
61
).
Applied Geochemistry Research Group, Imperial College of Science and Technology: London, UK.
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Mancey, SJ;
Howarth, RJ;
(1978)
Factor score maps of regional geochemical data from England and Wales.
Applied Geochemistry Research Group, Imperial College of Science, Technology and Medicine: London, UK.
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Webb, JS;
Nichol, I;
Foster, R;
Lowenstein, PL;
Howarth, RJ;
(1973)
Provisional Geochemical Atlas of Northern Ireland.
(Technical Communication
60
).
Applied Geochemistry Research Group, Imperial College of Science and Technology: London, UK.
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