US Unique Airmail Cover 1928//1949 - C10a, C25a, C37, C41, C39a Each Cancelled First Day. Legal Sized FDC with: C10a nicely centered pane cancelled  Washington DC May 28, 1928 C25a  booklet pane of 3 cancelled FD Mar 18, 1943 C37 strip of 3 cancelled...

US Sweet Mine, Utah 1935 (Feb 14) Valentine's Day Fancy Cancel Cover with Scott 767a tied by Heart with Girl and Boy Kissing fancy cancel 1134 in purple. Matching cachet  and only known First Class.

US Crow, West Virginia 1934 (May 17) Cover with 737 tied by two strikes of Crow on a Branch fancy cancels 208 in black.

US/Germany 1936 First North American Hindenburg Flight to US and back. Set of two unusual message/reply cards  prepared by Agent Kummer in VF condition. Each has a different receiving cancel.

Western Australia 1905 #94 NH/LH VF-XF Two Blocks of 4 with Different Shades