Smithsonian Institution - United States National Museum - Bulletin 240 / Contributions From the Museum of History and Technology / Papers 34-44 on Science and Technology

by Museum of History and Technology

"Questo orologio l'ideai e lo feci nella mia avanzata età d'anni 80. Bart^o Ant^o Bertolla"

(I designed and made this clock at my advanced age of 80 years. Bartolomeo Antonio Bertolla.)

FOOTNOTES

[1] Borghesi, Novissimum Theorico-Practicum Astronomicum Authoma Juxta Pariter Novissimum Mundi Systema…, pp. 8-9.

[2] Wenham, "Tall Case Clocks," p. 33.

[3] Von Bertele, "The Development of Equation Clocks," parts 1 through 5.

[4] Engelmann, Philipp Matthäus Hahn; Vischer, Beschreibung mechanischer Kunstwerke….

[5] Lloyd, Some Outstanding Clocks Over Seven Hundred Years, 1250-1950, pp. 116, 118, 120.

[6] San Cajetano, Praktische Anleitung für Künstler….

[7] Franch, La Valle di Non.