I have added a new sefer and an article on the Seforim page:
x. Letters from S. Cook, S. Klein and Saul Lieberman in Bulletin of the Jewish Palestine Exploration Society on contradiction between Tosefta Sheviit 3:15 and Tosefta Ohalot 16:3. BIES, vol 5, October 1937, pp. 104-105 and BIES, vol. 6, October 1938, p. 49.