Cawker, Louis (1834-1908; Welsh)
The new floating battery, for the defence of Sydney Harbour 1867
Wood engraving
Acquired 1868
State Library of Victoria (IMP24/01/67/8)

This print, published in the Illustrated Melbourne Post, 24 January 1867, illustrated a recently-invented device credited to an inventor named R.Rutter.


PF ( Section of a floating battery), under 1868

Details above via SLV catalogue (with photo)