1962 advertisement for the Harmony H49 Stratotone Jupiter electric and H306A amplifier. Despite the lack of f-holes, the Stratotone Jupiter was a hollow-bodied guitar, proving popular in the early 1960s. The 1961 Harmony catalogue is also pictured.
For music and fun go together - and you'll never lack for either if you select a fine harmony instrument
See also this similar advert for the Harmony Meteor from later the same month