- 1Reference: IG6/8/2/223
Title: Intercom No. 223 includes: - note on the supply and instalation of an integrated, mechanised publi...
Level of description: item
Date Free Text: Dec 1969/Jan 1970
Production date: From: 1969 To: 1970 - 2Reference: IG6/8/2/203
Title: Intercom no.203
Level of description: item
Date Free Text: March/April 1965
Production date: From: 1965 To: 1965