Some cool old photos from John Meyer:

1971 Cosmopolitan #1 in January, 1971 Bicycling magazine:

1972 December wheels goods catalog:

1972 catalog featuring the Cosmopolitan and parts:

September 1972 Hi-E catalog price list:

1973 April price sheets:

October 1973 Hi-E catalog price list:

1974 March Hi-E wholesale catalog (2 pages):

1977 February Hi-E catalog and price sheet:

1979 Ad sheets for the Hi E trailer and BMX wheels:

Receipt mentioning the Hi-E trailers:

January 1979 price sheets:

1982 April Hi-E price sheets:

2013 Bicycle Retailer story after the acquisition of Hi-E stock by First Flight Bicycles: