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Three vacuum electron tubes

Stock Photo:
Image ID: 112215011
Release Information: N/A
Small
500x486 6.9"x6.8" (72dpi) 269 KB
Med
1000x971 3.3"x3.2" (300dpi) 849 KB
Large
3451x3350 11.5"x11.2" (300dpi) 4.0 MB
Super
6902x6700 23.0"x22.3" (300dpi) approx.10.1 MB
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