Abstract
WE presume that the title of the above is intended for a sort of pun, and that the A.D. may be written as in the heading with dots, or as below when we are told that it is available for any year from A.D. 1 ad infinitum, where the ad is taken as a Latin preposition.
The A.D. Infinitum Calendar.
(Liverpool: Collin and Irene.)
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L., W. The A.D. Infinitum Calendar . Nature 79, 187 (1908). https://doi.org/10.1038/079187a0
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DOI: https://doi.org/10.1038/079187a0