Low. 18.

-Negative Making. Post 8vo. Pp. 113. 1893. Sampson, Low.

1s.

and Clark, L. Platinotype Printing. Post 8vo. Pp. 175. 1895. Sampson, Low. 2s. 6d. Bayley, R. C. Photography Made Easy. Cr. 8vo. Pp. 264. 1920. Iliffe. 3s.

-Photographic Enlarging. 3rd edn. Cr. 8vo. Pp. 170. 1920. Iliffe. 3s. 6d.

-The Complete Photographer. 6th edn. Demy 8vo. Pp. 432. 1920. Methuen. 15s. Bedford, E. J.

Nature Photography for Beginners. Sq. Demy 8vo. Pp. 168. N.D. Dent. 98. 6d.

Beeson, F. T., and Williams, A.

Amateur Photography. Pott 8vo. Pp. 288. 1920. Nelson. 2s. 6d. Bennett, H. W. Intensification and Reduction. Cr. 8vo. Pp. 124. 1904. Iliffe. 1s. 6d.

Brown, G. E., and Mackie, A. Photographic Copyright. Cr. 8vo. Pp. 90. 1912. Henry Greenwood.

Davis, C. F. L. Telephotography.
2nd edn. by L. Booth. Cr. 8vo.
Pp. 128. 1921. Routledge. 3s. 6d.
D'Heliecourt, R. Photographic

Enamels. Cr. 8vo. Pp. 94. 1905.
Iliffe. 1s. 6d.

Ferguson, W. B. (edited by). The Photographic Researches of Ferdinand Hurter and Vero C. Driffield. Being a Reprint of their Published Papers, together with a History of their Early Work and a Bibliography of Later Work on the same subject. Quarto. Pp. 386. 1920. Royal Photographic Society of Great Britain. 258.

Gamble, W. Photography and Its Applications. Cr. 8vo. Pp. 144. 1920. Pitman. 3s.

Garrett, A. E., and Vogel, H. The Advance of Photography, its History and Modern Applications. 8vo. Pp.395. 1911. Kegan Paul. 12s. 6d.

Gower, H. D., Jast, L. S., and
Topley, W. W. The Camera as
Historian. Cr. 8vo. Pp. 259.
1916. Sampson, Low. 6s.
Harris, G. T. Practical Slide
Making. Cr. 8vo. Pp. 131. 1904.
Iliffe. 1s. 6d.

Hewitt, C. Practical Professional
Photography. 2 Vols. Cr. Svo.
Pp. 126., 114. 1902-4. Iliffe.
1s. 6d. each.

Hibbert, L. J. A Manual of Photographic Technique: describing Apparatus, Materials, and the details of Procedure. Pott 8vo. Pp. 128. 1921. Pitman. 28. 6d. Hughes, A. L. Photo-Electricity. Demy 8vo. Pp. 152. 1914. Cambridge University Press. 88.

Johnson, G. L. Photography in Colours. 3rd edn. Cr. 8vo. Pp. 316. 1919. Routledge. 6s. Johnson, R. The Art of Retouching Negatives and Finishing and Colouring Photographs. 10th edn. Revised by T. S. Brace and A. Braithwaite. Demy 8vo. Pp. 100. 1920: Marion. 5s.

Jones, C. Photography of To-Day. Cr. 8vo. Pp.342. 1920. Seeley. 7s. 6d.

Lambert, F. C. Lantern Slide
Making. Cr. 8vo. Pp. 141. Iliffe.
1s. 6d.
Lummer, 0. Contributions to
Photographic Optics. Translated
by S. P. Thompson. 8vo. Pp. 148.
1900. Macmillan. 7s. 6d.
Marriage, E. Elementary Tele-
photography. Demy 8vo. Pp. 117.
1901. Iliffe. 3s. 6d.

Meldola, R. The Chemistry of
Photography. Cr. 8vo. Pp. 398.
1913. Macmillan. 7s.
Mortimer, F. J. Magnesium Light
Photography. Cr. 8vo. Pp. 96.
Iliffe. 18. 6d.

--and Coulthurst, S. L. The Oil and Bromoil Processes. 2nd edn. Cr. 8vo. Pp. 99. 1912. Iliffe. 18. 6d.

The Cr.

Norton, G., and Bonner, J. Lantern and How to Use it. 8vo. Pp. 143. Iliffe. 1s. 6d. Orford, H. Lens Work for Amateurs. 4th edn. Cr. 8vo. Pp. 231. 1919. Pitman. 3s. 6d.

Penlake, R. How to Colour Photographs and Lantern Siides. Cr. 8vo. Pp. 177. Iliffe. ls. 6d.

Pigg, J. I. The Photographic Instructor. Revised by P. R. Salmon. Cr. 8vo. Pp. 260. 1921. Chapman and Hall. 3s. 6d.

Piper, C. W. A First Book of the Lens. Cr. 8vo. Pp. 170. 1901.

Iliffe. 3s. 6d. Robinson, H. P. What to do in it. Pp. 166. 1905.

The Studio and 3rd edn. Cr. 8vo. Iliffe. 38. 6d.

Smith, R. E. B. Toning Bromide Prints. Cr. 8vo. Pp. 104. 1904. Iliffe. 1s. 6d.

Sparrow, F. W. The Principles of Simple Photography. Cr. 8vo. Pp. 130. 1902. Iliffe. ls. 6d. Taylor, J. T. The Optics of Photo

graphy and Photographic Lenses. 3rd edn. with a new chapter on Anastigmatic Lenses, by P. F. Everitt. Cr. 8vo. Pp. 270. 1904.

Pitman. 48.

Taylor, W. Photographic Chemicals and How to Make Them. Cr. 8vo. Pp. 107. Iliffe. 1s. 6d. Townsend, C. F. Chemistry for Photographers. 5th edn. Cr. 8vo. Pp. 129. Iliffe. 1s. 6d.

Vogel, E. Practical Pocket-book of Photography: A Short Guide to the Practice of all the usual Photographic Processes for Professionals and Amateurs. 2nd edn. 12mo. Pp. 223. 1903. Allen and Unwin. 2s. 6d.

Wall, E. J. The Dictionary of Photography and Reference Book for Amateurs and Professional Photographers. 10th edn. Edited by F. J. Mortimer. Cr. 8vo. Pp. 696. 1920. Iliffe. 12s. 6d.

-Carbon Printing. Cr. Svo. Pp. 104. Iliffe. 1s. 6d. Warren, E. J. The Platinotype Process. Cr. 8vo. Pp.84. Iliffe. 1s. 6d.

Watkins, A. Photography: its Prin

ciples and Applications. 2nd edn. Ex. Cr. 8vo. Pp. 349. 1920. Constable. 12s. 6d.

Wheeler, O. A Primer of Photography. Cr. 8vo. Pp. 210. 1910. Methuen. 3s. 6d.

ii. PHOTO-MICROGRAPHY. Bousfield, E. C. Guide to the Science of Photo-Micrography. 2nd edn. 8vo. Pp. 174. 1892. Churchill. 6s.

Duncan, F. M. First Steps in Photo-Micrography. Cr. 8vo. Pp. 104. Iliffe. 1s. 6d.

Hind, H. L., and Randles, W. B. Handbook of Photo-Micrography. 8vo. Pp. 304. Routledge. 8s. 6d. Pringle, A. Practical Photo-Micrography. 3rd edn. Cr. 8vo. Pp. 176. 1902. Iliffe. 38. 6d. Spitta, E. J. Photomicrography. Demy 4to. Pp. 163. 1899. Scientific Press. 158.

West, G. The Practical Principles of Plain Photo-Micrography. Cr. 4to. Pp. 159. 1916. Author: University College, Dundee. 4s. 6d.

iii. CINEMATOGRAPHY. Cinema, The. Its Present Position and Future Possibilities: being the Report and chief evidence taken by the Cinema Commission of Enquiry, instituted by The National Council of Public Morals. Demy 8vo. Pp. 362. 1917. Williams and Norgate. 12s. 6d.

SCIENTIFIC

i. SCIENTIFIC AND WORKS'

MANAGEMENT.

Amar, J. The Human Motor and the Scientific Foundations of Labour. 8vo. Pp. 470. 1920. Routledge. 30s.

Batey, J. The Science of Works' Management. Cr. 8vo. Pp. 232. 1914. Scott, Greenwood. 5s. Burton, F. G. The Commercial Management of Engineering Works. 2nd edn. Demy 8vo. Pp. 448. 1911. Scientific Pub. Co. 15s. Elbourne, E. T. Factory Administration and Cost Accounts. A Reference Book of the Principles and Practice of Industrial Administration and Costing for Present Day Requirements. 3rd edn. Roy. 8vo. Pp. 832. 1921. Longmans. 45s.

-The Management Problem. Cr. 8vo. Pp. 153. 1920. Library

Press. 4s. 6d.

Gilbreth, F. Motion-Study for the Handicapped: with 73 Photographs, presenting the author's latest inventions in fatigue-saving, fatigueregistering, etc. Cr. 8vo. Pp. 173. 1920. Routledge. 8s. 6d.

Hutchins, B. L., and Harrison, A. History of Factory Legislation. 2nd edn. Demy 8vo. Pp. 314. 1911. King. 7s. 6d.

Hutton, J. E. Welfare and Housing. A Practical Record of War-Time Management. Cr. 8vo. Pp. 200. 1918. Longmans. 58.

McKillop, M., and A. D. Efficiency Methods: an Introduction to Scientific Managemen.. 2nd imp. Cr. 8vo. Pp. 223. 1920. Routledge. 58.

Cowee, G. A. Practical Safety Methods and Devices. Rov. 8vo. Pp. 443. 1916. Routledge.12s. 6d. Fisher, B. Industrial Loyalty: its Value, Creation, Preservation. Cr. 8vo. Pp. 79. 1918. Routledge. 2s. 6d.

Fleming, A. P. M., and Pearce, J. G. The Principles of Apprentice Training, with special reference to the Engineering Industry. Cr. 8vo. Pp. 216. 1916. Longmans. 4s. 6d. Freeman, A. Boy Life and Labour: The Manufacture of Inefficiency. Demy 8vo. Pp. 268. 1914. King. 4s.

Hamilton, C. Technical School Organisation and Teaching. 8vo. Pp. 190. 1913. Routledge. 3s. Hazell, W. H. Office Organisation for Printers. Demy 8vo. Pp. 109. 1919. Raithby, Lawrence. 6s. Herford, R. O., Hildage, H. T.. and Jenkins, H. G. Outlines of Industrial Administration based on a Course of Lectures given at Sheffield University. Demy 8vo. Pp. 132. 1920. Pitman. 6s.

Ioteyko, J. The Science of Labour

and its Organisation. Cr. 8vo. Pp. 207. 1919. Routledge. 38. 6d. Jackman, W. T. The Development

of Transportation in Modern England. 2 Vols. Roy. 8vo. Pp.476., 368. 1916. Cambridge University Press.

248.

and Light.

Lawson, F. M. Industrial Control.
The Application to Industry of
Direction. Control
Demy 8vo.
Pitman. 88. 6d.

Pp. 144. 1920.

Lee, J. Management. A Study of Industrial Organisation. Demy 8vo. Pp. 135. 1921. Pitman. 5s. Proud, E. Ꭰ . Welfare Work: Employers' Experiments for Improving Working Conditions in Factories. 3rd edn. Demy 8vo. Pp. 388. 1918. Bell. 10s. Souster, E. G. W. The Design of Factory and Industrial Buildings. With Chapters on Welfare Work and Industrial Research Departments. Demy 8vo. Pp. 166. 1919. Scott, Greenwood. 108. 6d.

Spencer, H. The Commercial Organisation of Engineering Factories. 8vo. Pp. 221. 1914. Spon. 12s. 6d.

Williamson, J. G. Counting House and Factory Organisation. A Practical Manual of Modern Methods Applied to the Counting House and Factory. Demy 8vo. Pp. 180. N.D. Pitman. 68.

Wright, H. T. Organisation as applied to Industrial Problems. 8vo. Pp. 287. 1920. Griffin.

218.

Matheson, E. The Depreciation of Factories, Mining, Municipal and Industrial Undertakings, and their Valuation. 4th edn. 8vo. Pp. 230. 1910. Spon. 12s. 6d. Newman, E. W. Theory and Practice of Costing. Demy 8vo. Pp. 202. 1921. Pitman. 10s. 6d.

Pearn, S., and F. Workshop Costs. 2nd edn. Folio. Pp. 34 and 42 Forms. 1905. Technical Pub. Co. 158.

Ridgway, A. C. Cost Accounts in Principle and Practice. Demy 8vo. Pp. 120. N.D. Pitman. 58. Smith, D., and Pickworth, P. C. N. Engineers' Costs and Economical 2nd edn. Workshop Production.

Pp. 248.

Emmott. 78. 6d.

1919.

Smith, T. S. Concise Costing for Housing. Folio. Pp. 54. 1920. Technical Journals, Ltd. 5s.