hooked clasps

Preferred label: 

Metal fittings, the outer end of which is rolled over to form a hook which is more less semi-circular in cross section, the inner end of which is attached to the fore-edge of a book board, by means either of a clasp strap or a hinge. The clasp hooks could be made from cast metal or made out of strips of metal. They can be shaped and decorated in many different ways.

Broader concept: 
Broader partitive concept: 
Top concept: 
objects