|Author||Colin A. Hempstead and William E. Worthington|
|File size||14 Mb|
|Category||Encyclopedia and Dictionary|
Comprising 395 essays arranged alphabetically, mostly on individual objects, artefacts, techniques, and products, this is an up-to-date work of reference for all those involved in teaching or researching the history of twentieth-century technology.
For a full list of entries, contributors, and more, visit the Encycloped ia of 20th-Century Technologywebsite.