Proposed Revisions, PH22.17, —.36 and —.58 Related to 8mm and 35mm Low-Shrink Film and Aperture for 35mm Sound Motion-Picture Projectors
1953 ◽
Vol 60
(6)
◽
pp. 726-731
1931 ◽
Vol 16
(6)
◽
pp. 719-734
2009 ◽
Vol 43
(1)
◽
pp. 105-111
1954 ◽
Vol 7
(4)
◽
pp. 509-523
◽
1936 ◽
Vol 26
(2)
◽
pp. 154-157