trial_description_8:
*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL*TRIAL
dimensions:
H. a) 0.28, b) 0.206; W. a) 0.15; P.W. b) 0.10, c) (tang) 0.027; P.L. c) (curved arc at upper edge) 0.154, (arc, measured with straight line) 0.12, (tang) ca. 0.08; P.Th. c) (arc at center) 0.006, (arc at outside) 0.004, (tang) 0.006
negatives:
Leica, 79-5-7(5,6,8), 79-5-10(9,11,12), 79-5-15(13,14), 79-5-18(16,17,19)