Iowa State University Veterinarian Records, RS 22/6/0/9, University Archives, Special Collections Department, Iowa State University, http://www.add.lib.iastate.edu/spcl/arch/rgrp/22-6-0-9.html
Artificial insemination means the collecting of semen from a male and its subsequent introduction into the genital passage of a female. The first recorded artificial insemination of dogs was done by Abbe Spallanzani in 1780.
"Artificial Insemination in the Dog,"
Iowa State University Veterinarian: Vol. 30
, Article 4.
Available at: https://lib.dr.iastate.edu/iowastate_veterinarian/vol30/iss1/4