机读格式显示(MARC)

• 000 00709nam a2200277 a 4500

• 001 0000329667

• 003 CAL

• 005 20200729102900.0

• 008 730102m19609999inu 000 0 eng

• 010 __ |a 60013842 /L/r61

• 040 __ |a DLC |c DLC |d CWR |d m.c

• 050 00 |a TK6565.V3 |b S3

• 090 __ |a TN11/H848

• 093 __ |a TN11 |2 4

• 094 __ |a 73.61073/S193.8

• 099 __ |a CAL 022003127728

• 110 2_ |a Howard W. Sams & Co.

• 245 10 |a Tube substitution handbook.

• 250 __ |a 8th ed.

• 260 __ |a Indianapolis, |c 1964.

• 300 __ |a 124 p. : |c 22 cm.

• 500 __ |a "A Howard W. Sams photofact publication."

• 650 _0 |a Vacuum-tubes.

• 650 _0 |a Television picture tubes.

• 920 __ |a 215010 |z 1

• 998 __ |a NMU