Unnamed 98ft proposed boom defence vessel (1916)

Scale 1:24. Plan shows the constructional sections for an unnamed 98ft proposed boom defence vessel (1916). The drawing shows the sections at frames 1, 7, 8, 11, 15, 17, 19 and 46. The plan is torn and fragile at the right hand edge. The title of this drawing is "Construction Sections Sht 1".