William McCombie , James Macdonald

William McCombie was a prominent Scottish cattle breeder and agricultural writer, known for his influential work in the field of livestock management during the 19th century. He gained recognition for his expertise in cattle breeding, particularly in the improvement of the Aberdeen Angus breed, which became a significant part of Scotland's agricultural identity. His book, "Cattle and Cattle-breeders," published in 1867, served as a comprehensive guide to cattle breeding practices, offering insights into the selection, care, and management of cattle. McCombie's writings not only reflected his deep understanding of agricultural science but also emphasized the importance of breeding quality livestock for economic viability in farming.