00618cam a22002171 4500 af 47001380 DLC 20260227110808.0 840823s1943 ne a 000 0 ger c af 47001380 (OCoLC)11084583 Mass. inst. of technology. Library MCM DLC premarc TK6550 .J4 1943 Jedeloo, W. A., 1902- Radiotechniek, door ir. W.A. Jedeloo E.I. Amsterdam [etc.] H. Stam [1943] 188 p. illus., diagrs. (part fold.) 25 cm. "Tweede druk." Radio. 1234 1234