000 006040000a22002170004500
001 11851
090 _a11851
100 _a20190520 frey50
101 _aeng
102 _aUS
200 0 1 _aUnderwater work : a manual of scuba commercial, salvage and construction operations
_fby John E. Cayford
205 _a2nd ed., rev. enlarg
210 _aCambridge
_c1966
_dMaryland
215 _aXIII, 258 p.
_cil.
_d23 cm
310 _aEncadernado
317 _aIPIMAR
320 _aBibliografia. - Índice
606 _aEquipamento submarino
686 _aA 25
686 _aA 29
700 _aCayford,
_bJohn E.