机读格式显示(MARC)

• 000 00806nam a2200265 a 4500

• 001 0000328150

• 003 CAL

• 005 20201023140900.0

• 008 110402s1964 enk 000 0 eng d

• 010 __ |a ^^^64020869^

• 040 __ |a DLC |c CarP |d DLC

• 050 00 |a TK7872.V3 |b B672

• 090 __ |a TN6-54/D889

• 093 __ |a TN6-54 |2 4

• 099 __ |a CAL 0220110228018m

• 100 0_ |a Dummer, G. W. A.

• 245 00 |a British special quality valves and electron tube devices data annual 1964-65.

• 260 __ |a Oxford : |b Pergamon Press, |c 1964.

• 300 __ |a 1391 p. : |b ill. ; |c 29 cm.

• 650 _0 |a Electron tubes |x Yearbooks.

• 650 _0 |a Miniature electronic equipment |x Yearbooks.

• 700 1_ |a Dummer, G. W. A. |q (Geoffrey William Arnold), |e ed.

• 700 1_ |a Robertson, J. Mackenzie, |e ed.

• 920 __ |a 231030 |z 2

• 998 __ |a SJT