Mast Band for hanging boom
Description
A record of casting production for pattern number 3052. Pattern sketch on recto. Inscription on recto reads "9 I.D. 9 7/16 O.D." "Dr. No. 109-136".
A record of casting production for pattern number 3052. Pattern sketch on recto. Inscription on recto reads "9 I.D. 9 7/16 O.D." "Dr. No. 109-136".