1. "A.S.T.M." Reference Radiographs for Steel Fusion Welds which are Radio-graphic standards mounted on photographic mounts cardboard and compiled into book form are classifiable under H. 37.01/08(1). (Bombay C.H.T. Public Notice. No. 10, dt. 5.4.1979).
2. Chemlok 607 and Chemlok 608 fall under H. 37.01/07(1). (New C.H., Bombay Public Notice and Collectors-in-Conference Tariff Advice No. 40, dt. 14.11.1980).
3. Toyobo printing plate falls under H. 37.01/.08. 1988 (16) ECR 41C.