11.
 |  | Title: Numerical Analysis 1991: Proceedings of the 14th Dundee Conference, June, 1991 (Pitman Research Notes in Mathematics Series, No. 260) by D.F. Griffiths, G.A. Watson ISBN: 047021855X Publisher: John Wiley & Sons Inc Pub. Date: 01 May, 1992 List Price: $51.95 Amazon.com Price: $51.95 |
12.
 |  | Title: Flies of the Nearctic Region: Cyclorrhapha II by G.C.D. Griffiths ISBN: 3510700147 Pub. Date: 01 September, 1987 List Price: $115.00 Amazon.com Price: $115.00 |
13.
 |  | Title: A Fireside Chat of This and That by D.G. Griffiths ISBN: 1858635276 Publisher: Minerva Press
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14.
 |  | Title: Flies of the Neararctic Region: Cyclorrhapha (Schizophora, Calyptratae, Part 2 : Anthomyiidae) by G.C.D. Griffiths ISBN: 351070004X Publisher: Lubrecht & Cramer Ltd Pub. Date: 01 October, 1982 List Price: $53.76 Amazon.com Price: $53.76 |
15.
 |  | Title: An Investigation into the Passage of Unburnt Gas Through Welding Gaps During the Use of Oxypropane Preheating Torches by G. Hulme, D.M Griffiths ISBN: 0717609855 Publisher: Health and Safety Executive (HSE) Pub. Date: 1995
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