Part of a series entitled “Optical Munitions - School of Natural Philosophy, 1942-1945”. Black and white photo of T.H. Laby holding a gun sight. Catalogued out of order as 122.2 (Photograph temporarily mislaid and repllaced by a P/C)

Part of a series entitled “Optical Munitions - School of Natural Philosophy, 1942-1945”. Black and white photo of Gus. Ampt and Professor Hartung examining experimental pots of optical glass; the pots have been halved in order to make the examination..In ink on lower left hand corner : “37”.

Part of a series entitled “Optical Munitions - School of Natural Philosophy, 1942-1945”. Black and white photo of H.A. Waters operating instrument on tripod. Two rotary switches marked “Graticule”, switch positions “Off On”; similarly “Vernier” -- “Off On”.In ink on lower left hand corner : “32”.

Part of a series entitled “Optical Munitions - School of Natural Philosophy, 1942-1945”. Black and white photo showing telescopic view of landscape through ocular of a dial sight. Image is coincident with graticule with horizontal and vertical scales. (see worksheet for diagram).In ink on lower left hand corner : “35”.

Part of a series entitled “Optical Munitions - School of Natural Philosophy, 1942-1945”. Black and white photo of hands operating glass cutter, producing rectangular strips in preparation for experimental fusing of glass “sandwiches” into optical blocks. Same photo as 265In ink on lower left hand corner : “24”.

Part of a series entitled “Optical Munitions - School of Natural Philosophy, 1942-1945”. Black and white photo showing four assorted optical prisms on a black background. A fifth specimen shows a sandwich glass “prism” assembly prior to cutting and polishing. In ink on lower left hand corner : “25”.

Part of a series entitled “Optical Munitions - School of Natural Philosophy, 1942-1945”. Black and white photo of R.D. Hill and H.A. Waters assembing/operating dial sight (same equipment as held by T.H. Laby in no 122.3/273 in Vol. 1/2)In ink on lower left hand corner : “34”.

Part of a series entitled “Optical Munitions - School of Natural Philosophy, 1942-1945”. Black and white photo of E.R.Johnson testing fused sandwiched plate glass in a polarimeter. N.B. As at time of writing it is not certain that the “man” pictured in nos. 147 and 149 is the same individual as pictured in no 140. (EGM. 11/11/99)On back of photo in pencil: “No. 20 E.R. Johnson”

Part of a series entitled “Optical Munitions - School of Natural Philosophy, 1942-1945”. Black and white photo of E.R.Johnson testing fused sandwiched plate glass in a polarimeter. N.B. As at time of writing it is not certain that the “man” pictured in nos. 147 and 149 is the same individual as pictured in no 140. (EGM. 11/11/99)In ink on lower left hand corner : “20”.

Part of a series entitled “Optical Munitions - School of Natural Philosophy, 1942-1945”. Black and white photo of man, possibly E. R. Johnson, examining rectangular glass “sandwich” block in light. N.B. As at time of writing it is not certain that the “man” pictured in nos. 147 and 149 is the same individual as pictured in no 140. (EGM. 11/11/99)In ink on lower left hand corner : “29”.

Part of a series entitled “Optical Munitions - School of Natural Philosophy, 1942-1945”. Black and white photo of man, possibly Eric Johnson, assembling glass “sandwich” prior to fusing. N.B. As at time of writing it is not certain that the “man” pictured in nos. 147 and 149 is the same individual as pictured in no 140. (EGM. 11/11/99) Same photo as Reg No. 268In ink on lower left hand corner : “27”.

Part of a series entitled “Optical Munitions - School of Natural Philosophy, 1942-1945”. Black and white photo showing close up of glass optical flat in case. Photographed label reads: “Glass optical flat. Made by Natural Philosophy Laboratory. Melbourne University. Certificate Number 18. Accuracy of surface, flat within .000,001 (unmarked surface). Accuracy of surface, within .000,002 inch (marked) “use other side”. A photograh in Cd red light of the interference fringes of this flat when placed on a standard glass flat is shown above. Initials: [signature]. Tests made by: [VDH signature]. Certificate issued by T.H.L. Date: Feb 19th 1941.In ink on lower left hand corner : “17”.

Black and white photograph showing male hands preparing glass for fusing. Same photo as 144.On front of image in ink: “24” On back of image in pencil: “No. 24 Glass Preparation for fusing” On back of image in ink: “24”

Part of a series of optical munition snapshots 1940-1947. Refer to Cat No 137 for full details. Black and white photo of optical flat in de luxe case with certificate: “GLASS OPTICAL FLAT, made by Natural Philosophy Laboratory, Melbourne University” Number 18. Accuracy of surface flat within .000,001 inch .... Issued by (signd) T.H.L. Feb 19, 1941. Duplicate copy of Cat no 137; in OMP Album Vol 1 #17.In ink on lower left hand corner : “17”. Inscribed on back in pencil: “No. 17”

Black and white photograph of view of lens with measurment and showing view of a field. Duplicate of no 156.On back in pencil: “No. 35 Telescopic Sight” On back and front in ink: “35” Stamped on back: “Information Office, University of Melbourne”

Black and white photograph of inner column of equipment. Duplicate of no

“Optical microscope made in Australia ater 1939-45 War. Designed by J.J. McNeill and G.G. Schaefer of Munitions School Laboratory, forerunner of Materials Research Laboratories. Built by MSL. Specifications: 2 objectives of 16mm and 4mm and 2 eyepieces 5x, 10x and a substage condenser. (Script of HC Bolton) Full discussion in Bolton, HC, “JJ MCNEILL AND THE DEVELOPMENT OF OPTICAL RESEARCH IN AUSTRALIA. Historical Records of Australian Science 5 (1983) pp 55-70.Black and white photograph of optical microscope. Information in ink on back - see History of Object for transcript.

Black and white photograph portrait of J.J. McNeill.On back of image in pencil: “J.J. McNeill”, “3843 Chem Physics CSIRO 1968”

Black and white photograph of two scientists at work (A.C. Goodwin and Peter Law).On front of image in ink: “9” On back of image in pencil: “No. 9 A.C. Goodwin Peter Law” (L to R) On back of image in ink: “9”

Black and white photograph of two scientists (J.B. Willis and P.G. Law) at work on microscopeOn front of image in ink: “31A” On back of image in pencil: “31A J.B. Willis, P.G. Law ” (L to R) On back of image in ink: “31A”

Black and white photograph of male scientist (Kahanine) working on graphic design.On front of image in ink: “31” On back of image in pencil: “No. 31 Kahanine’ On back of image in ink: “31”

Black and white photograph showing young man (Notman) working on graphic designs at a draft board.On front of image in ink: “19” On back of image in pencil: “Notman No. 19” On back of image in ink: “19”

Black and white photograph showing Gordon Crickmore using compass. Same photo as 136.On front of image in ink: “16” On back of image in pencil: “No 16 Gordon Crickmore” On back of image in ink: “16”

Black and white photograph Dick Huey at work assembling plate glass for making gla blocks. Same photo as 147On front of image in ink: “27” On back of image in pencil: “No 27” On back of image in ink: “27”

Black and white photograph of optical glass specimens”. Photograph has sheet attached with words: “A finished assembly of plate glass and some resulting optical prisms”.On back in pencil: “No 25 Optical Glass - Prism” On top right hand corner in ink: “25”

Refer to Cat No 141 for full details. Black and white photo shows Ray Abbey looking through telescope of optical spectrometer. Duplicate copy of Cat no 141; in OMP Album Vol 2 #21. In ink on lower left hand corner: “21”. Inscribed on back in pencil: “No. 21 R.L.ABBEY”

Part of a series of optical munition snapshots 1940-1947. Refer to Cat No 133 for full details. Black and white photo shows Fred Caldwell looking through optical instrument. Duplicate copy of Cat no 133; in OMP Album Vol 1 #13.In ink on lower left hand corner : “13”. Inscribed on back in pencil: “No. 13 FRED CALDWELL”

Part of a series of optical munition snapshots 1940-1947. Refer to Cat No 146 for full details. Black and white photo shows Bob Caldwell cutting with a diamond saw through a sandwich of optical glass . Duplicate copy of Cat no 146; in OMP Album Vol 2 #26. In ink on lower left hand corner : “26”. Inscribed on back in pencil: “No. 26 ROBERT CALDWELL”

Part of a series of optical munition snapshots 1940-1947. Refer to Cat No 134 for full details. Black and white photo of optical instrument “director”. Duplicate copy of Cat no 134; in OMP Album Vol 1 #14.In ink on lower left hand corner : “14”. Inscribed on back in pencil: “No. 14”