the system, art, or practice of telegraphing, or signaling, with the heliograph

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İngilizce - İngilizce
heliography
the system, art, or practice of telegraphing, or signaling, with the heliograph

    Heceleme

    the system, art, or prac·tice of telegraphing, or signaling, with the he·li·o·graph

    Telaffuz