6-week rule
6x6 cm camera
6-xylosido-glucose
(6Z,9Z,12Z,15Z)-octadecatetraenoic acid
(6Z)-hexadecenoic acid
6-α-guanylureidobenzyl-penicillin
7
7+
70
70 Leo
70th
71
7-11
71P/Clark
72
724 tapered arbor
73
73P/Schwassmann-Wachmann
74
747
74P/Smirnova-Chernykh
74 Tau
75
75th
75x75 dpi display font - Ventura Publisher
76
7.62x38mmR
7.62x54mmR
76 Her
77
777 compressed archive Header
777 Compressed File Archive
777 laying feed
77P/Longmore
77 UMa
78
7,8-didehydro-4,5-α-epoxy-3-ethoxy-17-methylmorphinan-6-α-ol
7,8-dihydrobiopterin
78 Gem
78P/Gehrels
79
79 UMa
7-ACA
7 a. m
7-amino-1-naphthol-3-sulfonic acid
7-Aminoactinomycin
7-aminoce-phalosporanic acid
7-axis spar mill
7-bar pattern
7-bit ASCII code
English