On 29 Mar, 2013 By walter.macdonal...
To the Astr. + Phys. Soc. of Toronto.
My Friends:
Please accpt a late No. of the Astron. + Astro-Phys. for Nov., containing a paper of my own. I have frequent communications from Kind friends in Toronto, but poor health—paralysis—compels me to neglect correspondents.
I have the honor to remain your obdt. servt.
Daniel Kirkwood.
(A search on ADS shows the paper referred to is Groups of Asteroids, published in the November 1892 issue of Astronomy & Astrophysics.-WM)
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