Physical description
Blue -print of mechanical ventilation system for Assembly Hall by K.O. Wood, Mechanical Engineer. Dated 9.7.'46.
Inscriptions & markings
"Vent. small scale" and diagram in crayon and pencil on verso
Blue -print of mechanical ventilation system for Assembly Hall by K.O. Wood, Mechanical Engineer. Dated 9.7.'46.
"Vent. small scale" and diagram in crayon and pencil on verso