Digital archive of 20th century technology.

Includes timelines and historical essays of the top 20.

A single event from this date in the history of technology. Published weekdays, from the Center for the Study of Technology and Society.

Timeline with images of each model

Timelines through 1970s.

An illustrated history of timekeeping from ancient times to the present, by NIST

An online museum dedicated to world's fair history, architecture, and memorabilia.

Database of notes written and researched by mailing members pertaining to various forms of media and communications devices throughout history.

Online texts of historical documents relating to the history of the steam engine.

A description of various methods of producing synthetic speech experimented with between 1770 and 1970. Includes auditory illustrations.

Summary with links to related articles.

Radio program that tells the story of how our culture is formed by human creativity. Features transcripts for every episode heard since the show's inception in 1988.

Written by the author of the original guide book, and including many details and fascinating facts and discoveries omitted from the guide book.

An exploration of the technology Twain refers to in his novel, A Connecticut Yankee in King Arthur's Court. site was constructed as part of a Summer Institute at Carnegie Mellon University.

Negative comments about new scientific and technological ideas.

All about the history, status, and future of communications technology.

Possibly the last working steam engine in the world. Is used to power the brewery in a town in the UK. Page gives short history, specifications and tasks accomplished by this antique machinery.

Discusses early people and items used to make early audio and video devices from the first record players to digital television. Includes additional resource links.

Covers the history of modern day adding devices from 1885 with the "Marconi Box" with rubber bands and wires to electrical motor driven machines of the 1940's. Discusses styles of computing throughout this period.

A timeline that shows the inventions created by the company over the years like the light bulb and household appliances. Included are information about the founder, George Westinghouse, and world events during those periods. Requires Quicktime plugin.

Features snapshot images from a late 19th century book of terms for mechanical devices. Illustrates the state of technology during that era. Includes photos and searchable index. Most links are in DjVu format.

Medieval technology and various inventions and developments involving everyday life in the Middle Ages.

Article explores early radio broadcasting efforts by the United States and the Soviet Union.

Chart of inventions and discoveries, with comparisons with their Western equivalents.

Includes photos of astrolabes, , protractors, drawing tools, and book covers that were created from the 15th to 18th centuries. Includes general specifications of each item within a table chart.

Technology guide looking at the past, present and future of technology and gadgets.

Covers a number of popular inventions through history from the 15th to the 20th century.

Traces the development of verbal and non-verbal communication through human history, from prehistoric cave drawings to satellite broadcast.

History, pictures and videos of pile drivers, collected by Max Hollemans.

Group is interested in electricity history and industrial archeology with particular reference to the supply, generation and distribution of electricity in the southwest area of England.

Patents developed by faculty at the university. Organized by departments.

Describes the development of calculating machines beginning with an adaptation of the Chinese abacus called the soroban. Page includes background of developers and photos of early prototypes.

Books, articles and consultancy on industrial archaeology and the history of technology, engineering and metallurgy. Text in Dutch and English.

The events and the men who led to the steam engine invention, with animations, diagrams and pictures.

An illustrated history of logging and sawmills in the US provided by Ed Sanders.

Article in the Telegraph reporting that archaeologists have found evidence that Cistercian monks in Yorkshire were developing a prototype blast furnace when they were evicted by the king in 1538.

The history of the invention of the world's first automatic totalizator in 1913 and its subsequent development. Mechanical computing on a commercial scale.

The history of glassmaking in Canada. Descriptions and photographs range from a First Nations spear point to laboratory equipment.

Collection of links categorised by subject. Provided by the University of Minnesota.

A companion to the PBS series, the site explores the engineering principles, design challenges, and stories behind some of the most remarkable achievements in the history of building.