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Petroleum and petroleum gases as chemical raw materials', by A.R. Bowen and A.W. Nash. Reprint of paper prepared for the World Petroleum Congress organised by the Institution of Petroleum Technologists

[Edwin Stewart] Craig, Isle of Wight, to Sir Robert Robertson. Requests support for the application of his late brother, [Col. Robert Annesley] Craig, for benefit for his widow. With a copy letter from Sir Robert agreeing to give his support and a memo...

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Chemistry and colour', by unknown author. Reprinted from the Phoenix

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The hydrogen bond and other links between molecules', by J.M. Robertson. Reprinted from Science Progress, vol. XXXIII, no. 132.

The chemical constituents of lichen found in Ireland; Buellia canescens - Part I', by T.J. Nolan from the Proceedings of the Royal Dublin Society, vol. 21, no. 8

Waves and particles', by G.P. Thompson. An introductory public lecture as non-resident lecturer in chemistry at Cornell University. Reprinted from Science, vol. LXX, no. 1873

Über Elektronenbeugung an hochpolymeren Substanzen', by H. Mark and J.J. Trillat. Ergebnisse der technischen R246ntgenkunde, Bd. IV, Leipzig

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A method for the determination of small quantities of boron in plant material', by K.L. Robinson. Reprinted from the Analyst, vol. 64, no. 758.

The molecular structure of the fibres of the collagen group', by W.T. Astbury. Reprinted from 'Nature, volume 145, page 421.