61 VINYL classic

This is a Dutch series consisting of 61 LP's + 5 Books in a cassette offered by mail subscription. It is an extensive and elaborate treatise in word and audio on Western Classical Music. The first 21 albums were issued each by mail every month from 1977 up to two years on. The first 7 albums in blue, the next 7 in brown and the last 7 in a red background color. With it came 3 volumes / books, numbered 1, 2 and 3. A follow up came in 1980 where you could subscribe to 20 extra monthly issues. Each monthly delivery consisted of 2 LP's and a section of the extra volumes / books numbered 4 and 5. With it came a large cassette which could contain all 5 volumes and all 61 albums. These last 40 albums have a white background color with matching illustrations / paintings from the classic periods. Also some promotional vinyl records were released. The first 21 albums are numbered MOW 002 up to MOW 024, where MOW 009 and MOW 017 are non existed and MOW 000/001 are promotional albums. The next 40 albums are numbered MOW 025-1/2 up to MOW 044-1/2.