Blundell Harling

A manufacturer of technical drawing equipment and slide rules.

http://www.blundellharling.com

Collection

Slide Rule for Control Valve Sizing

Slide Rule for Control Valve Sizing
Slide Rule

Slide Rule

The Collection 

The Collection

The Collection include Displays, Air Data Computers, Inertial Navigation Units, Flight Controls & Instruments, Circuit Modules, Sticks & Throttles & a miscellany of Company memorabilia.

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Media Archive 

Media Archive

This Media Archive offers newspapers, films and videos.

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Document Archive 

Document Archive

This Archive contains documents in general associated with the history, products & activities of the Rochester site. It also holds items of general interest about the technologies used within the Company & the platforms the products were used on.

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Picture Archive 

Picture Archive

This archive contains the collection of Framed Pictures Negatives and 35mm Slides. There are too many Negatives and Slides to list at this stage.

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