They have released a DVD set that combines Seasons 1 and 2. Pretty neat!

https://www.amazon.com/Leave-Beaver-Seasons-One-Two/dp/B07STGYD1V/ref=pd_sim_74_6/139-2139795-5460443?_encoding=UTF8&pd_rd_i=B07STGYD1V&pd_rd_r=614c502e-c747-4201-a9aa-dd1cc415bccf&pd_rd_w=xqQWT&pd_rd_wg=kBwKi&pf_rd_p=04d27813-a1f2-4e7b-a32b-b5ab374ce3f9&pf_rd_r=1NMBMFR634WBNP738D5Y&psc=1&refRID=1NMBMFR634WBNP738D5Y