Nov 1977 Helms 30 Brochure
Outside Front and Back with Inside Price List Shown Below
Notice the crossed out and escalated base price. Oil prices were
skyrocketing and so was everything plastic.
Of course, compared to recent escalation, it was merely a blip.
(I tried to keep the image resolution high enough to make out
detail without going crazy)
revised 03-06-2008 by dbz.