Greg's Slide Rules

	ARISTO	Greg's Slide Rules

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	ARISTO
	Germany. 1862 to 1924 - DENNERT & PAPE 1925 to 1936 - DUPA 1937 to 1978 - ARISTO German manufacturer of a large variety of slide rules. Guide to Aristo manufacturing codes.

	Aristo Slide Rules on this site
	Aristo 0933LL Aristo 0970