British Empire - Day 6

1861 (Aug 16) large envelope sent to Ireland from Streetsville with 1859 12 1/2c green vertical strip of three tied by blue barred ovals, endorsed "By Canadian Mail" with "9" erased and corrected with "1/-", redirected on arrival to Derry with two vertical pairs of GB 1864-79 1d red pl.72 tied by Galway "232" duplexes, significant covers repairs, still with eye-appeal and a scarce mixed franking.