Provenance: Åke Falk urhandel, Stockholm. Most books carry the blue ownership stamp of B & Å Falk, 6 x 4,5 cms, with a falcon vignette. Many books are or have been loosely covered with protective plastic, sometimes resulting in sellotape offsetting on endleaves. This is indicated below with a lowercase or uppercase ”x” / ”X” depending on visibilty of the staining.

Urban Jürgensen: Allgemeine Grundsätze der genauen Zeitmessung durch Uhren oder Zusammenfassung der Grundsätze des Uhrenbaues zur sorgfältigsten Zeiterfassung (text volume only, Leipzig 1840, x, fine)

G. Pedersen: Urmageriet i vor tid. Teoretisk og praktisk haandbog i urmageri, 2 vols. (text & 25 coloured folding plates, Kristiania 1894, bookplate of Stefan Anderson, Ludvika, bindings rubbed, x)

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