| Cover | | |
| About the JAHH and the cover | | Inside Cover |
| Contents | | 1 |
| Papers from the Osterbrock Memorial Symposium | | |
| W.W. Morgan and the Discovery of the Spiral Arm Structure of our Galaxy | William Sheehan | 3 |
| The Pleasures of the Vault | Anthony Misch | 22 |
| The 40-foot Solar Eclipse Camera of the Lick Observatory | John C. Pearson & Wayne Orchiston | 25 |
| Other Papers | | |
| Ancient Greek Heliocentric Views Hidden from Prevailing Beliefs? | Ioannis Liritzis, & Alexandra Coucouzeli | 39 |
| Milutin Milanković and the Reform of the Julian Calendar in 1923 | M.S. Dimitrijević, E. Th. Theodossiou, & P.Z. Mantarakis | 50 |
| The (Almost) Unseen Total Eclipse of 1831 | Ian R. Bartky | 55 |
| Molonglo Observatory: Building the Cross and MOST | Bruce McAdam | 63 |
| The Australian Solar Eclipse Expeditions of 1947 and 1949 | Harry Wendt, Wayne Orchiston, & Bruce Slee | 71 |
| Book Reviews (all) | | |
| Jesse Ramsden (1735-1800): London’s Leading Scientific Instrument Maker, by Anita McConnell | David Blank | 79 |
| Mission to Jupiter: A History of the Galileo Project, by Michael Meltzer | James Bryan | 79 |
“…eine ausnehmende Zierde und Vortheil” – Geschichte der Kieler Universitätssternwarte und ihrer Vorgängerinnen 1770 – 1950, by Felix Lühning | Hilmar W. Duerbeck | 80 |
| Un Astronome des Lumières: Jérôme de Lalande, by Simone Dumont | Anita McConnell | 80 |
Bearing the Heavens: Tycho Brahe an the Astronomical Community of the Late Sixteenth Century, by Adam Mosley | Günther Oestmann | 81 |
| One Time Fits All: The Campaign for Global Uniformity, by Ian R. Bartky | G.A. Wilkins | 82 |
| Cometography. A Catalogue of Comets. Volume 3: 1900-1932, by Gary W. Kronk | Wayne Orchiston | 83 |
| Advertisement: James Cook University | | Inside Back Cover |
| Contents | | Back Cover |