Title on cover varies: Comet - #74, 193-422, 561-580 Comet the All Star Comic - #85-91 Comet a Happy Family Comic - #92-127, 156, 167-171 Comet Comic - #128-145, 182-192 The Comet Adventure Weekly - #423-518 The Comet Weekly - #519-560
Most early issues (until at least 145) are noted as "New Series" between issue number and date.