Boat boom and signal masts
Description
Catalog Notes: "A.S.DeW.H. 6/13/1917". Related hull: 306p. Associated HMCo plans: 70-22, 74-23, 91-151, 91-152.
Additional Information
HMCo pattern number(s): 11064, 07822, 04117,
Related organizations
N.M. Seymour
Draftsmen