Binocular bifocal periscope
Binocular bifocal periscope, type CK 11 number 272, made by Barr and Stroud Ltd, top section
Binocular bifocal periscope, type CK. 11 number 272, made by Barr and Stroud Ltd, comprising the following four parts
Binocular bifocal periscope, type CK 11 number 272, made by Barr and Stroud Ltd, top section
Binocular bifocal periscope, type CK 11 number 272, made by Barr and Stroud Ltd, section of tube
Binocular bifocal periscope, type CK 11 number 272, made by Barr and Stroud Ltd, section of tube
Binocular bifocal periscope type CKU number 272, made by Barr and Stroud Ltd., - smaller parts