Infrared astronomical instrumentationSPIE, European Southern Observatory, American Astronomical Society, Astronomical Society of the Pacific, Canadian Astronomical Society · First published 1998Open the Tome
Canadian Long-Baseline ArrayNatural Sciences and Engineering Research Council Canada, National Research Council Canada, Canadian Astronomical Society · First published 1982Open the Tome
Proposed change in reckoning the astronomical dayJoint-Committee of the Canadian Institute and the Astronomical and Physical Society of Toronto. · First published 1873Open the Tome
Unification of the astronomical, civil, and nautical daysJoint-Committee of the Canadian Institute and the Astronomical and Physical Society of Toronto. · First published 1894Open the Tome
