Entry: | [no page number], Drawing, S-N Cross-section A CRT V | |
[no page number], Drawing, E-W Cross-section B CRT V | ||
Pg. 169, 18/7/1977, NB653 B60, Lot 1977 140 | ||
Pg. 169, 18/7/1977, NB653 B61, Lot 1977 139 | ||
Date: | 18/7/1977 |
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