The following is a transcript of Daniel Kirkwood's acceptance letter.

Arlington Avenue, Riverside, California, U.S.A.,
            June 23, 1890.
D.J. Howell Esq., Rec. Secy, Astr.&Phys.
      Soc., Toronto, Canada;
  Dear Sir,—
      I have the honor to acknowledge the receipt of your letter dated June 13, informing me of my election as an honorary member of your society. Accept the assurance that I highly appreciate the distinguished honor, and that I shall be deeply interested in the success and prosperity of the association.

      Yours faithfully

          Daniel Kirkwood.