From a JSTOR Announcement:
JSTOR has made its free read-only access more flexible. Now, anyone with a MyJSTOR account can read up to six journal articles online every 30 days.
Designed primarily for people who are not affiliated with an institution, JSTOR’s read-only service offers a way for independent researchers to explore more than 2,000 scholarly journals. Need access?
Sign up for a free MyJSTOR account.
Prior to today’s announcement, “users could add 3 articles at a time to your shelf, then being able to remove them from your shelf after 14 days,”
See Also: New! MyJSTOR Read Online Free