cover 1860 envelope from London (firm's blue imprint on reverse), carried privately to Singapore where it was put into the post, bearing 1a. brown clearly cancelled "B/172"; the envelope with recipient's endorsement across most of the face panel. Photo
cover 1860 envelope from London (firm's blue imprint on reverse), carried privately to Singapore where it was put into the post, bearing 1a. brown clearly cancelled "B/172"; the envelope with recipient's endorsement across most of the face panel. Photo

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cover 1860 envelope from London (firm's blue imprint on reverse), carried privately to Singapore where it was put into the post, bearing 1a. brown clearly cancelled "B/172"; the envelope with recipient's endorsement across most of the face panel. Photo