A helpful book which includes definitions of technical terms sometimes encountered in writings on textual criticism is Matthew DeMoss's Pocket Dictionary for the Study of New Testament Greek, (Downers Grove, Ill.: InterVarsity, 2001).
Some scholars think Greek Qumran Fragment 7Q5 represents Mark 6:52-53.
Consider a GIF of the fragment and arguments presented by both sides of the
debate, and see what you think.
"Indiana
Jones and the Gospel Parchements"is a Cristianity Today article
by Gary Burge critical of the proposed identification and critical, as well, of
those who promote it.
"Un papiro
revolucionario: 7Q5" is an interview with José O'Callaghan,
originator of the theory that Fragment 7Q5 should be identified with Mk.
6:52-53.