Donald Shaver search widely for diversified breeding stock. Local breeders, knowing his reputation were reluctant to sell to him for fear of competition. In 1946, there were 256 registered chicken breeders in Canada. Shaver Poultry became the 257th. By 1958, only Shaver remained, along with seven other major poultry breeders worldwide. The principle of hybrid vigour had been well established for corn, but the costs and time required to test chicken crosses were higher. Small breeders (as Shaver was at the time) could not afford permanent scientific staff, so Shaver obtained assistance from geneticists conducting research at universities and government institutions. Shaver
Richard Sharpe Shaver the magazine as "Shaver in the raw" with little of Palmer's editing. Shaver and his wife produced the "Shaver Mystery Magazine" irregularly for some years. During the 1960s and 1970s, now living in obscurity, Shaver searched for physical evidence of the bygone prehistoric races. He claimed to find it in certain rocks, which he believed were "rock books" that had been created by the great ancients and embedded with legible pictures and texts. For years he wrote about the rock books, photographed them, and made paintings of the images he found in them to demonstrate their historic importance. He even