hmmmm ... when l.e. alley started up in sistersville, he, alley, built his 2 machines, thru his own expertise, at skaggs machine in sisters. he had hands on. a very multi-talented man. as far as i know, all the locations had machines that were .. locally .. built. i believe, as do several, that it was c.a. that came to ravenswood with the sledgehammers, .. not akro. c.a. and alley were the ONLY makers of swirls in that time period. akro sold .. materials to alley. made money off alley. alley was in direct competition with c.a. so i don't think c.a. machines rolled out alley's. st. mary's red-green are bit duller in color than c.a.'s ... bill