Transactions Society Naval Architects and Marine Engineers, Vol. 24, 1916. 
To illustrate paper on “Salvage Equipment Used in Raising Submarine F-4,” 
by Naval Constructor J. A. Furer, U. S. N., Member. 
Fic. 9¥.—Pontoon READY FOR SINKING WITH CHAIN CLAMPS IN PLACE ON ToP 
or HAwseE PIpes. 
Fic. 10.—Torprpo FrasKs INstALLeD oN Coat Barce AND 7-INCH Pipe MANIFOLD. 
Plate 
oh 
