Astronomical Clocks

Scope and Contents The documents in this collection focus on the material surrounding the creation of the Hamilton Space Clock. This includes sketches and drawings, however the bulk of the material focuses on the press and publicity around the release of the clock. In particular, there are a number of speeches and lectures given by the Hamilton employee who constructed the clock, Ralph Mentzer.Additionally, there are some photographs of the clock, Mentzer, and the inventor of the clock, Dr. I.M....

Scope and Contents This collection represents the collected papers and manuscripts of noted horologist of the mid 20th Century, Orville Hagans. This includes articles, photographs, and correspondence of Hagans, as well as scrapbooks, research, and various other material. There are a number of article manuscripts from the Hagans library that are represented in this collection (see Series I). These are primarily typed articles, several of which include suggested edit, correspondence, and photographs...

Scope and Contents This smaller collection includes drawings, plans, and photographs related to the astronomical clocks created by Rasmus Sørnes during the mid-20th Century. The language used to label the drawings in this collection is Norwegian, as Sørnes was from Norway. A small number of the illustrations have hand-written English translations. Many of the drawings relate to the astronomical elements of creating an astronomical clock. There are illustrations involving calculations of the planets, sun, and...