Recommendations for the storage of microfilm /

Eitemau Tebyg

• Microfilm readers and reels /
  gan: British Standards Institution
• Miniaturised communications : A review of microforms /
  gan: Williams Bernard J. S.
  Cyhoeddwyd: (1970)
• Recommendations for the preparation of indexes for books, periodicals and other publications /
  gan: British Standards Institution
  Cyhoeddwyd: (1964)
• Alphabetical arrangement : British standard 1749 /
  gan: British Standards Institution
  Cyhoeddwyd: (1951)
• Universal decimal classification : B S 1000A /
  gan: British Standards Institution
  Cyhoeddwyd: (1961)