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Henri Morin was a supplier or mathematical instruments who operated from premises in 11 Rue Dulong, Paris around 1880.[^Webster Signature Database^]  This set shows 

(right top to bottom):\\
- a pair of proportional dividers\\
- a pair of dividers\\
- a pair of compasses\\
- various precision ink drawing pens\\
\\
plus (left)\\
- pencil attachment for compasses\\
- second shorter pair of compasses\\
- other attachments\\

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