Muhammad Saleh Thattvi
Mughal craftsman
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Muhammad Saleh Thattvi (also spelled Muhammad Salih Tatah-wi and Muhammad Salih Tatawi) was a 17th-century Mughal craftsman known for making seamless celestial globes and astrolabes.
Celestial globe
In 1659, Tatah-wi made a 21 cm diameter celestial globe. As no seams are visible in a photograph of it, it was likely made by the cire perdue method.[2]