Title: RCA Radiotron vacuum tubes Description: Advertisement by The Radio Corporation of America for their RCA Radiotron vacuum tubes. The ad suggests replacing old tubes from last years Christmas gift; Location: New York, New York, December 22, 1928 Keywords: radios, electronics, technology, technologies, radiolas, ads, ad, advertising, advertisements, promo, promos. Orientation: Portrait Dimensions: 2550 x 3459 (8.82 MPixels) (1.36) Print Size: 21.6 x 29.3 cm; 8.5 x 11.5 inches File Size: 25.27 MB (26,499,536 Bytes) Resolution: 300 x 300 dpi Color Depth: 16.7 million (24 BitsPerPixel) Compression: None Image Number: 0000300404c Source: Jay Robert Nash Collection
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