Part 63b
63b.br1 ¹.',300,461,'white')) Brass, single-tapped (strip coupling double-tapped) ¹ | 63b.br2.',300,496,'white')) Brass, double-tapped, stamped (strip coupling cylindrical) | 63b.br.',300,457,'white')) Brass, double-tapped, not stamped (post-war) |
| 63b.br1 Brass, single-tapped (strip coupling double-tapped) ¹ | 63b.br2 Brass, double-tapped, stamped (strip coupling cylindrical) | 63b.br Brass, double-tapped, not stamped (post-war) |