Instruments — Observations — Theories: Festschrift for James Evans Edited by Alexander Jones and Christián Carman Contents: 00 Christián Carman, Preface 01 Alan Thorndike, Triangular Gear Teeth 02 Paul Iversen, The Antikythera Mechanism, Rhodes, and Epeiros 03 J. H. Seiradakis, Is there a connection between the 1897 Cretan Revolt and the discovery of the Antikythera Shipwreck? 04 Denis Savoie, Three examples of ancient “universal” portable sundials 05 Karlheinz Schaldach, Buchner’s findings at the Horologium 06 Robert Hannah, Putting the astronomy back into Greek calendrics: the parapegma of Euctemon 07 Daryn Lehoux, Image, Text, and Pattern: Reconstructing Parapegmata 08 Dennis W. Duke, The equant in India redux 09 N. M. Swerdlow, A curiosity: Did Ptolemy see Uranus? 10 Alexander Jones, Limits of observation and pseudoempirical arguments in Ptolemy’s Harmonics and Almagest 11 Christián Carman, On the distances of the sun and moon according to Hipparchus 12 J. M. Steele Geminos and Babylonian Astronomy 13 Nathan Sidoli, Mathematical discourse in philosophical authors: Examples from Theon of Smyrna and Cleomedes on mathematical astronomy 14 F. Jamil Ragep, The origins of the Ṭūsī-couple revisited 15 J. L. Berggren, What every young astronomer needs to know about spherical astronomy: Jābir ibn Aflaḥ’s “Preliminaries” to his Improvement of the Almagest 16 Michel-Pierre Lerner, Traduttore-traditore: Thomas Digges as translator and interpreter of Copernicus’ cosmology in De revolutionibus 17 Owen Gingerich Gallucci’s pseudo Copernican equatorium, Venice, 1593 18 Michael Hoskin The Georgian Star