Delta-T Devices

Archive Collection

Scope and Content

Material relating to the history of Delta T Devices.

Administrative / Biographical History

Delta-T Devices specialises in instruments for environmental science, in particular: agronomy, plant physiology, eco-physiology, data logging, meteorology, soil moisture, solar energy studies and environmental monitoring.

Founded in Cambridgeshire in 1971 as a sole trader operation, Delta-T initially operated out of barns attached to land being used for communal living. It became a three person partnership in 1975, and a workers' co-operative in 1982. Through the 1980s and 1990s Delta-T grew and developed, setting up social provisions for staff such as a crèche

Delta-T Devices is a co-operative company, owned and managed by the members who work within it.

Conditions Governing Access

Access to some of the material may be restricted under Data Protection legislation, please contact the archivist for more details.

Permission only is granted granted to the National Co-operative Archive for free use of the electronic material in whole or part (without modification, unless with prior agreement of the owner) and with acknowledgement of the copyright owner, for use in accordance with the Conditions of Deposit. Copyright is retained by the owner.

Acquisition Information

In October 2017, the National Co-operative Archive published a call-out for historic materials within the wider worker co-op community for Working Together , an Heritage Lottery Funded project seeking to record and preserve the heritage of the worker co-operative moment. This material was deposited by a member of Delta T in response to this call out.

Related Material

Oral history interview with Edmund Potter, member of Delta-T Devices available to listen to at the National Co-operative Archive.

Location of Originals

Originals held at Delta-T Devices, Cambridgshire