1850/1912c.: Collection on Schaubek leaves with Cuba from 1855 including 1857 2 r. rose in horizontal strips of four used with network obliterators on piece (2), scarce "Y¼" on 2 r. dull rose on cover front, later issues to 1910 quite filled with cancellation interest and bisects on piece etc., also El Salvador with fine early range with cancellation interest, postally used Seebeck issues, 1890 and 1892 covers to Germany at 11 c. rates, 1894 cover to Guatemala franked by 1 c. brown in strip of five, 1894 registered cover to Bremen at 30 c. rate, 1895 internal cover at 5 c. rate from Chalchuapa to Santa Ana; Ecuador and Honduras collections with fine cancellations, Belgium 1868 cover with 30 c. brown etc.