Leer van de administratieve organisatie : (bestuurlijke informatieverzorging) / R. W. Starreveld cl-themadag Conservering van leer en metaal in relatie tot instrumenten / [red.: W.G.Th. Roelofs, J.A. Mosk (eindredacteur)] Conservation of leathercraft and related objects : [4th] interim meeting on the treatment of and research into leather, in particular of ethnographic objects : [held] … Oils and lubricants used on leather / by D.H. Tuck Internationale Leder- und Pergamenttagung = International leather- and parchmentsymposium : vom 8. Mai bis 12. Mai 1989 / ICOM Arbeitsgruppe, leathercraft and related objects
