Yep, there is a discussion (or several) on Hoffman, but this site is interesting- it looks like both the second and fourth issues, which share the -2 suffix in the matrix, have the same sonic attributes. (Discussion in the commentary)
[url]http://www.yokono.co.uk/collection/beatles/germany/lp/ger_lp_horzu_st1.html[/url]
[url]http://www.yokono.co.uk/collection/beatles/germany/lp/ger_lp_horzu_st1.html[/url]

