000 00942nam a2200277 a 4500
001 69554
003 BD-RjUL
005 20211209081913.0
008 730727s1947 nyua b 001 0 eng
035 _a(BD-RjUL)69766
040 _aDLC
_cOUN
_dOCL
_dm.c.
_dMYG
_dBD-RjUL
_beng
041 _aeng
082 _223
_a621.386
_bPOV 1947
100 1 _aPotter, Ralph Kimball,
_d1894-
_9206015
245 1 0 _aVisible speech /
_c[by] Ralph K. Potter, George A. Kopp and Harriet C. Green.
250 _a1st ed.
260 _aNew York :
_bD. Van Nostrand Co.,
_c1947.
300 _axvi, 441 p. :
_bill. ;
_c28 cm.
490 1 _aBell Telephone Laboratories series
504 _aIncludes Bibliography and index
650 0 _aTelephone
_xEquipment and supplies.
_9206016
700 1 _aKopp, George Adams,
_d1900-1968.
_9206017
700 1 _aKopp, Harriet Green,
_d1917-
_9206018
830 0 _aBell Telephone Laboratories series.
_9206028
942 _2ddc
_cBK
999 _c69554
_d69554