Author: GRAYSON, H. J.
Title: Description Of A New Dividing Engine For Ruling Diffraction Gratings. Contained within Proceedings of the Royal Society of Victoria. Vol. XXX. (New Series). Part 1. Edited under the Authority of the Council. Issued September 1917. Containing Papers read before the Society during the months of April to August, 1917.
Description: First Edition; 8vo; pp. 40-95; 1 fold out plate, 11 b/w mainly photographic plates; original stiff printed wrapper with green cloth spine, minor browning to wrapper, minor marks to back of wrapper, a good copy. Melbourne, Ford and Son Printers, 1917.

Keywords: Australia Australian local history Victoria Physics mechanics engines