6 IN. B. L. CUN ON MARK II BARBETTE MOUNTING. 
Flat* I. 
The Gun can be laid for line. by the Gun sights, by 
use of the handwTieeZ A. the faying 7f? standing on a 
fixed loading -platform, forming part of the emplacement. 
or on an, extension of the mot/ina -platform - neither are 
eere shewn The >u -i otc • 5= — - ■ ■' " 
P F for ■ 'heels B . C. 
The trazT ring f ' t gi n is mdi i it D 
by a. gradtcated /•. E 
Scale. 
