Sir Frederick Nathan K.B.E.,' by Robert Robertson. An obituary reprinted from Nature, vol. 133.

Reprints.

The thixotropy of heather honey', by G.W.S. Blair. Reprinted from the Journal of Physical Chemistry, vol. 39, no. 2.

The secondary diffraction of laue photographs of diamonds', by K. Lonsdale and H. Smith. Reprinted from the Proceedings of the Physical Society, vol. LIII.

The Royal Society Club (1743). Notes on the title of the Club. A motion brought before the Club to consider the date in its title, by Robert Robertson.

Arthur Fairbourne, Research Department, Lever Bros, Port Sunlight, to Sir Robert Robertson. Asks Sir Robert to act as referee in an application for the readership in inorganic chemistry at the University of London.

A method for determination of absorption of ions on colloidal particles by means of Donnan's membrane equilibrium theory', by Herman Rinde. Reprinted from the Philosophical Magazine, vol. 1, January 1926

Studies in the infra-red region of the spectrum', by Robert Robertson and others. Reprinted from the Proceedings of the Royal Society, Series A, vol. 120.

Arthur Fairbourne to Sir Robert Robertson asking Sir Robert to act as referee in an application for a post as lecturer on the chemistry of cellulose at Manchester University. Includes testimonial from [Sir Robert Robertson] to B. Mouat Jones, principal...

A discontinuity in the dehydration of certain salt hydrates'', by E.M. Crowther and J.R.H. Coutts. Reprinted from the Proceedings of the Royal Society, vol. 106

Sir Robert Robertson to the registrar of the Institute of Chemistry. Testifies on behalf of John Haslam.

The decomposition of water by the so-called permanent magnet and the measurement of the intensity of the magnetic current', by Felix Ehrenhaft. Reprinted from Physical Review, vol. 65, nos. 9 and 10.

Page extract from Industrial Bulletin of Arthur D. Little, Inc.

The effect on cellulose fibres of treatment in the papermaker's beater', by J.W. Rowe, Ph.D. thesis, presented to the University of London, published by the Papermaker's Association Great Britain and Ireland

Infra-red absorption spectra of ammonia, phosphine and arsine'. Synopsis of papers by Sir Robert Robertson and Dr J.J. Fox. Nature-Middle Article.

The vitality of the British optical industry', by F. Twyman, Presidential speech at a luncheon of the British Optical Instrument Manufacturers' Association

R.C. Farmer to Sir Robert Robertson. Encloses an outline of his work at the Department of Explosives Supply from 1915-1918. Includes testimonial (n.d.)

Engineering in the service of chemical research', by Gilbert T. Morgan. A public lecture delivered before the Institution of Chemical Engineers. Reprinted from Transactions of the Institute of Chemical Engineers.

Alex Muir, Rothamsted Experimental Station, to Sir Robert Robertson. Asks for his opinion of C. Bloomfield, an applicant for a post at the station; with an account by C. Bloomfield of his qualifications sent to A. Muir.

Infra-red absorption spectra of NH3, PH3 and AsH3, by Robert Robertson and J.J. Fox. A paper written for the Reunion Internationale de Chemie Physique Paris.