According to
http://onlinebooks.library.upenn.edu/cce/firstperiod.htmlAmazing Stories: issues renewed from May 1954 (v. 28 no. 2); see registered works database; contribution renewals in December 1932; June and December 1938; January-May, July, and October 1939; January, February, May-July, September, and December 1940; January-June, August, and October 1941; January-April, July, and November 1942; February and May 1943; March 1944; July and December 1946; February 1948; March and June 1950; April 1951; August 1952; April and May 1953; and additional issues from 1954 onward)
except for some scattered stories most issues up until May 1954 are OK. I just got two. Can someone double check if these are OK before I scan them?