Forlaget For Alle A/S, 1974 Series
 
Cover for Sprint & Co. (Forlaget For Alle A/S, 1974 series) #1 - QRN kaller
Cover for Sprint & Co. (Forlaget For Alle A/S, 1974 series) #2 - Z for Zero
Cover for Sprint & Co. (Forlaget For Alle A/S, 1974 series) #3 - I skyggen av Z
Cover for Sprint & Co. (Forlaget For Alle A/S, 1974 series) #4 - Havmysteriet
Cover for Sprint & Co. (Forlaget For Alle A/S, 1974 series) #5 - Buddhas fange
Cover for Sprint & Co. (Forlaget For Alle A/S, 1974 series) #6 - Hemmeligheten på havets bunn
Cover for Sprint & Co. (Forlaget For Alle A/S, 1974 series) #7 - Kampen om arven
Cover for Sprint & Co. (Forlaget For Alle A/S, 1974 series) #8 - Nesehornets hemmelighet
Cover for Sprint & Co. (Forlaget For Alle A/S, 1974 series) #9 - Ned med diktatoren!
Cover for Sprint & Co. (Forlaget For Alle A/S, 1974 series) #10 - Den ville Spiralis