Identity area
Reference code
RPI/6/42
Title
Engraving fig. 299 from John Henry Pepper's The Boy's Playbook of Science
Date(s)
- 1860 (Creation)
Level of description
Item
Extent and medium
1 item, photographic print
Context area
Name of creator
(Aug 1838-1881)
Repository
Archival history
Immediate source of acquisition or transfer
Content and structure area
Scope and content
Engraving fig. 299 from John Henry Pepper's The Boy's Playbook of Science, 2nd ed., Routledge, Warne & Routledge, 1860.
Fig. 299. A. One or more lime lights, throwing rays reflected by concave mirrors on to the face B, from whence they are reflected to C C, the first condensers. D D. Object glasses. This instrument is made by Mr Collins, who has the tools for making the reflectors with correct curves. The picture of the face on the disc is covered with black spots if the reflectors are not perfect.
Appraisal, destruction and scheduling
Accruals
System of arrangement
Conditions of access and use area
Conditions governing access
Status: Open. Access is subject to signing the Regulations for Access form, unless the records are restricted under the Data Protection Act 2018 or under exemptions in the Freedom of Information Act 2000
Conditions governing reproduction
Language of material
Script of material
Language and script notes
Physical characteristics and technical requirements
Size: 12.5x18cm