siderograph
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siderograph — sid·er·o·graph … English syllables
siderography — noun A 19th century process of reproducing steel engraved designs for printing: particularly, the transfer process invented by Jacob Perkins (1766 – 1849). The design is engraved on a steel block, then hardened and used to transfer a raised image … Wiktionary
sidero- — I. see sider II. combining form Etymology: Latin sider , sidus star, constellation more at sidereal 1. : star sideromancy siderostat … Useful english dictionary
