cover 1877-78 2s. brown, a group of envelope in four different formats (including the scarce 76x127mm), one with Koban 8s. blue to Germany, another underpaid to Germany with "CTMS/T" ("40" in manuscript) Due h.s.; two with creases, otherwise fine. An interesting selection. JSCA SE13 (3), 14, 15 and 16 (3)