Title
Burroughs "Beam-X" tubesCatalog Number
102672273Type
Still imageDescription
Color image of two Burroughs countger tubes. Verso: "Burroughs "Beam-X" digital ring counter tubes(L) BX-4001 (R) BX-2004 (introduced 1958) E. Barbour 5/97
Date
1997-05 ca.Photographer
Barbour, EricIdentifying Numbers
Other number | 4 | Verso pencil |