Shelfmark

Sper.2

Maker

Sperry Gyroscope Company

Title

The Sperry Gyro-Compass

Description

Shelfmark

Lei.44.33

Maker

Ernst Leitz

Title

Photo-Micrographic Apparatus

Description

Includes some notes on photomicrography.

Shelfmark

Pye.93

Maker

Watson (Pye Instrument Group)

Title

Accessories for Microscopes

Description

Pictures and short descriptions of the technical specifications of instruments.

Shelfmark

Hil.619

Maker

[Hilger & Watts Ltd.]

Title

Filter for proportional counter gas line

Description

This is a photocopy of a brief memorandum, giving a two-sentence set of procedures for installing the filter.

Shelfmark

tnt.27

Maker

Tintometer

Title

Lovibond’s Tintomter. DETAILED LIST OF PRICES.

Description

Detailed price list for Lovibond’s Tintometer and accessories. Stamp makrs a +10% increase, and one annotation in black ink notes ‘+20%’.

L.32

Shelfmark

Pye.102

Maker

Pye Scientific Instruments

Title

Precision Cathetometer

Description

Pictures and short descriptions of the technical specifications of instruments.

Shelfmark

Pye.77

Maker

Unicam (Pye Instrument Group)

Title

SP.100 Infrared Spectrometer

Description

Pictures and short descriptions of the technical specifications of instruments.

Shelfmark

Pye.20

Maker

Labgear (Pye Instrument Group)

Title

Decade Counter and Counting-Rate Meter

Description

Shelfmark

Smx.3

Maker

Simplex Conduits LTD

Title

Installation News, February 1911, Vol. V, No. 46

Description

Pictures and short descriptions of the technical specifications of instruments.

Shelfmark

tnt.28

Maker

Tintometer

Title

He Scaled the Rainbow

Description

Article about Joseph Lovibond and his invention. Reprinted from Esso Oilways, April 1956, Vol. 22.