000 00678cam a22002171 4500
001 ca 07003696
003 DLC
005 20260227111044.0
008 950824s1874 cau 000 0 eng
010 _aca 07003696
035 _a(OCoLC)33037590
040 _aDLC
_cCCC
_dDLC
042 _apremarc
050 0 0 _aHE7677.M6
_bB62
100 1 _aBloomer, John Godfrey,
_ecomp.
245 1 0 _aPacific cryptography,
_bfor the use of operators in mining stocks, mining superintendents, bankers and brokers,
_cby J.G. Bloomer ...
250 _a2d ed.
260 _aSan Francisco,
_bJ.G. Bloomer,
_c1874.
300 _a164. p.
_c19 cm.
650 0 _aCipher and telegraph codes
_xMining.
999 _c13584
_d13584