155P electron tube manufactured by Allied Electronics, listed as 155P (circa 1964).

118P electron tube manufactured by Allied Electronics, listed as 118P (circa 1964).

112D electron tube manufactured by Allied Electronics, listed as 112D (circa 1964).

CL25 electron tube manufactured by Allied Electronics, listed as CL25 (circa 1964).

62JA electron tube manufactured by Allied Electronics, listed as 62JA (circa 1964).

300LT electron tube manufactured by Allied Electronics, listed as 300LT (circa 1964).

25LT electron tube manufactured by Allied Electronics, listed as 25LT (circa 1964).

243E electron tube manufactured by Allied Electronics, listed as 243E (circa 1964).

28E electron tube manufactured by Allied Electronics, listed as 28E (circa 1964).

247E electron tube manufactured by Allied Electronics, listed as 247E (circa 1964).

151E electron tube manufactured by Allied Electronics, listed as 151E (circa 1964).

242E electron tube manufactured by Allied Electronics, listed as 242E (circa 1964).

457E electron tube manufactured by Allied Electronics, listed as 457E (circa 1964).

456E electron tube manufactured by Allied Electronics, listed as 456E (circa 1964).

453E electron tube manufactured by Allied Electronics, listed as 453E (circa 1964).

452E electron tube manufactured by Allied Electronics, listed as 452E (circa 1964).

450E electron tube manufactured by Allied Electronics, listed as 450E (circa 1964).

RE75 electron tube manufactured by Allied Electronics, listed as RE75 (circa 1964).

RE70 electron tube manufactured by Allied Electronics, listed as RE70 (circa 1964).

RE65 electron tube manufactured by Allied Electronics, listed as RE65 (circa 1964).