Pamphlet, Rules for Using the Diagraph

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Pamphlet, Rules for Using the Diagraph
Pamphlet, Rules for Using the Diagraph
Description:

The instrument shown in this document resembles the perspective tracing instrument patented in Great Britain by Francis Ronalds in 1825. Behind this text, written in ink, are instructions that relate to the used of the "French Diagraph," quite possibly the Gavard perspectograph.

Received with 1987.0923.02.

Date Made: 1825-1900

Location: Currently not on view

Subject: MathematicsDrafting, Engineering

Subject:

See more items in: Medicine and Science: Mathematics, Single Drawing Instruments, Science & Mathematics

Exhibition:

Exhibition Location:

Credit Line: Gift of Worcester Polytechnic Institute

Data Source: National Museum of American History

Id Number: 1987.0923.03Accession Number: 1987.0923Catalog Number: 1987.0923.03

Object Name: Pamphlet

Physical Description: paper (overall material)Measurements: overall: .2 cm x 14.3 cm x 23 cm; 3/32 in x 5 5/8 in x 9 1/16 in

Metadata Usage: CC0

Guid: http://n2t.net/ark:/65665/ng49ca746a7-2e3f-704b-e053-15f76fa0b4fa

Record Id: nmah_904569

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