Each averages 11.5x16” and page count ranging from 36 to 48. All are superb high quality w/stiff paper covers and pages w/EC comic book reprints shot directly from the original art. Published by Russ Cochran copyright William M. Gaines. #1 from 1971 is all bw, #2 from 1972 is square bound w/newly colored Frazetta covers from “Weird Science-Fantasy #29; #3 and #4 from 1973 include covers by Frazetta/Williamson, Davis, Wood, Feldstein and two inside color covers including Ingels; #5 from 1975 has Wood and Davis covers and two inside color covers including Ingels and Williamson; #6 from 1977 has Wood and Davis covers with bw contents. Most coloring is by original EC colorist Marie Severin. A few minor spine tip bumps, trace of cover dust soil just mentioned for accuracy sake. Exc./NM overall, as nice as these can be found. Portfolio #1 had a print run of only 1,000. Others had somewhat higher print runs but still had limited distribution. Classic EC graphics.