VON BERTELE, HANS. The development of equation clocks. _La Suisse Horologere_ (1959-1961), parts 1 through 5. WENHAM, EDWARD. Tall case clocks. _The Antiquarian Magazine_ (May 1927), vol. 8, no. 4, p. 33. [The Borghesi clock is illustrated only from a photograph of the Anderson Art Galleries in New York, and mislabeled "Astronomical Clock made in Jena, 1656, in elaborate mahogany case."] * * * * * U.S. GOVERNMENT PRINTING OFFICE: 1964 For sale by the Superintendent of Documents, U.S. Government Printing Office Washington, D.C. 20402--Price 70 cents Index Aristarchus of Samos, 54 Bertolla, Alessandro, 65 Bertolla, Bartolomeo Antonio, 31, 34, 36, 47, 51, 52, 57, 62, 63 Borghesi, Father Francesco, 31, 70, 71 Brahe, Tycho, 54 Butzjaeger, Johann Georg, 36, 37 Charles VI, Emperor of Austria, 32 Cles, Baron of, 57, 59 Copernicus, 54 Di Noris, Cristoforo Sizzo, 59 Evelyn, John, 32 Francis I, Emperor of the Holy Roman Empire, 42, 44, 52, 58 Hahn, Father Philipp Matthaeus, 33 Klein, Father ----, 33 Lippi, Fra Lippo, 42 Longomontanus, Christian Severin, 54 Maria Theresa, Empress of Austria, 31, 41, 42, 44, 57, 58 Meton, 48 Monauni, Giovanni Battista, 40, 52 Philolaus, 54 Ptolemy, 54 Pythagoras, 54 Quare, Daniel, 32 Riciolus, 54 San Cajetano, Brother David a, 33 San Daniele, Father Aurelianus a, 33 Sully, Henry, 32 Tompion, Thomas, 32 Tovazzi, Giangrisostomo, 57, 58 Williamson, Dowe, 32 Williamson, Joseph, 32 Winters, Father S. X., S.J., 42 Winz, Johann Christian, 36, 37 Wisshofer, Peter, 36, 37 * * * * * Transcriber's note: Footnotes have been moved to the end of the main section of the paper, and illustrations have been moved to eliminate breaks in paragraphs. Two 'side bar' sections set off from the main text in the original are indicated by lines of asterisks before and after the side bar. Minor punctuation errors have been corrected without note. The following typographical errors have been corrected: