65P electron tube manufactured by United Technical Publications, listed as 65P (circa 1965).

103P electron tube manufactured by United Technical Publications, listed as 103P (circa 1965).

102P electron tube manufactured by United Technical Publications, listed as 102P (circa 1965).

118P electron tube manufactured by United Technical Publications, listed as 118P (circa 1965).

CP70 electron tube manufactured by United Technical Publications, listed as CP70 (circa 1965).

CP69 electron tube manufactured by United Technical Publications, listed as CP69 (circa 1965).

CP61 electron tube manufactured by United Technical Publications, listed as CP61 (circa 1965).

CP40 electron tube manufactured by United Technical Publications, listed as CP40 (circa 1965).

CP28 electron tube manufactured by United Technical Publications, listed as CP28 (circa 1965).

CP26 electron tube manufactured by United Technical Publications, listed as CP26 (circa 1965).

CP09 electron tube manufactured by United Technical Publications, listed as CP09 (circa 1965).

CP08 electron tube manufactured by United Technical Publications, listed as CP08 (circa 1965).

CP05 electron tube manufactured by United Technical Publications, listed as CP05 (circa 1965).

196P electron tube manufactured by United Technical Publications, listed as 196P (circa 1965).

191P electron tube manufactured by United Technical Publications, listed as 191P (circa 1965).

96P electron tube manufactured by United Technical Publications, listed as 96P (circa 1965).

91P electron tube manufactured by United Technical Publications, listed as 91P (circa 1965).

40D electron tube manufactured by United Technical Publications, listed as 40D (circa 1965).

36D electron tube manufactured by United Technical Publications, listed as 36D (circa 1965).

CL44 electron tube manufactured by United Technical Publications, listed as CL44 (circa 1965).