Aristo Slide Rule Selector
	Educational and School Use									Technical and Scientific							Special Slide Rules					Commerce
	Primary School Trade School		Secondary, Grammar, Trade, Vocational and Technical schools					Grammar Schools and Technical Colleges	Buisnes college	Civil, Mechanical, Chemical Engineering, Architecture, Craftwork		Pure and Applied Science, Mathematics, Physics, Chemistry, Electrical Engineering; Research				Mathematics	Electrical technology		Textile Industry	Civil, Enineering, Ferror-concrete	Surveying Tacheometry	Retail and Wholesale, Trade, Industry, Import-Export, Insurance, Banking
12.5cm										89	829	867 U	868		870		815					845			12.5cm
25cm	0901	0911	0903	0903 LL	0903 VS	0903 VS-2	0906	0908	0905	99	0929	967 U	0968	0969	0970	0971		915	930	939	0958		955	965	25cm
50cm										109		1067 U	01068		01070								1055		50cm
	JUNIOR	SIMPLEX	SCHOLAR	SCHOLAR LL	SCHOLAR VS	SCHOLAR VS-2	BISCHOLAR	TRILOG	SCHOOL COMMERCE	RIETZ	MULTIRIETZ	DARMSTADT	STUDIO	STUDIOLOG	MULTILOG	HYPERBOLOG	ELEKTRO		TEXTILE	FERRO CONCRETE	SURVEYOR	COMMERCE I		COMMERCE II
Front Face	DF	cm A	L K A	L K A	L K A	L K A	K A	T1 T2 A	% KZ	cm K A	cm(829) K DF	cm K A	ST T1 T2 DF	ST T1 T2 DF	LL01 LL02 LL03 DF	LL01 LL02 LL03 DF	cm K A	cm K A	Ne1 L K A	M(A)	T ST DF	cm % KZ	cm % KZ	cm % KZ	Front Face
Front Slide	CF CIF CI C	B C	B CI C	B CI C	B CI C	B CI C	B BI S C	B BI CI C	T2 P T1	B CI C	CF CIF CI C	B BI CI C	CF CIF CI C	CF CIF S CI C	CF CIF L CI C	CF CIF L CI C	B BI CI C	B BI CI C	B BI ALPHA-1e C	b (B) sigma-b k r (C)	CF CIF CI C	T2 P T1	T2 P2 P1 T1	T2 P2 P1 T1	Front Slide
Front Face	D A K	D inch	D S ST T	D S ST T	D S ST T	D S ST T	D L P	D P S ST	Z M str-pound s/d	D L	D L inch(829)	D P S T inch	D P S	D DI P S	D LL3 LL2 LL1	D LL3 LL2 LL1	D D/M V inch	D LL3 LL2 D/M V	D T/1" Ne2 Ne3	h (D)	D P S	Z M	Z M str-pound s/d inch	Z M str-pound s/d inch	Front Face
	JUNIOR	SIMPLEX	SCHOLAR	SCHOLAR LL	SCHOLAR VS	SCHOLAR VS-2	BISCHOLAR	TRILOG	SCHOOL COMMERCE	RIETZ	MULTIRIETZ	DARMSTADT	STUDIO	STUDIOLOG	MULTILOG	HYPERBOLOG	ELEKTRO		TEXTILE	FERRO CONCRETE	SURVEYOR	COMMERCE I		COMMERCE II
Back Face			cm	cm	cm DF	cm DF	ST T1 T2 DF	LL1 LL2 LL3 DF			P A		LL01 LL02 LL03 A	LL00 LL01 LL02 LL03 A	LL00 K A	Th K A			NeW NeK NeL DF	sigma-e'	1-cos 1-cos A				Back Face
Back Slide				S LL2 LL3	CF C	CF C	CF CIF CI C	CF CIF CI C		S ST T	B T ST S C	L LL1 LL2 LL3	B L K C	B BI K L CI C	B T ST S C	B T ST S C	S ST L T		CF N2 CI C		B 1/tan x/2 sin-cos sin cos, cos'	str-pound s/d		ZZ3 ZZ2 ZZ1 ZZ% T1	Back Slide
Back Face			inch	inch	D inch	D inch	D DI S	D L K			D DI		D LL3 LL2 LL1	D LL3 LL2 LL1 LL0	D DI LL0	D DI Sh2 Sh1			D N1 NeB Td	z,x	D L K				Back Face

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