Mast Band for hanging boom
Description
A record of casting production for pattern number 3051. Pattern sketch on recto. Inscription on recto reads "9 id 9 7/16 od" "Dr. No. 109-136".
A record of casting production for pattern number 3051. Pattern sketch on recto. Inscription on recto reads "9 id 9 7/16 od" "Dr. No. 109-136".