The 1420 held down the baseline of Sears amplifiers into the early 70s. It was the lowest powered, the smallest speaker, but still held on the little bit of cool of a tube-powered amplifier. It looked very similar to the last Dano offered by Sears, the 1459.

Introduced:
Fall/Winter 1969 at $38.95
as the 57G1420L

Through its career, it was
57C1420L
57K1420L , price also reduced to $29.50 at this point (S/S 70)
57A1420L

Retired:
Spring/Summer 1972?