Karl Langer parallel roller ruler
Karl Langer parallel roller ruler
Karl Langer Papers
Karl Langer Papers
Papers relating to the building of a house for Val Vallis
Papers relating to the building of a house for Val Vallis
Kathleen Campbell-Brown Papers
Kathleen Campbell-Brown Papers
Langer Memorial Committee Records
Langer Memorial Committee Records
Bruce Buchanan Architectural Drawings
Bruce Buchanan Architectural Drawings
Ian Sinnamon Papers
Ian Sinnamon Papers
John Riedel Papers
John Riedel Papers