Technology

Thurn and Taxis Postal System

European history

Matzeliger, Jan Ernst

Dutch inventor

Cartwright, Edmund

British inventor

Pyrex

glass and glassware

Lighthouse

History, Equipment, & Facts

Chanute, Octave

American engineer

Cement

Composition, Manufacture, History, & Facts

Hindenburg

German airship

Galley

ship

Blending

yarn manufacturing

C-Letter

History, & Facts

Binder

farm machine

Hedley, William

British inventor

CGI

Definition & Facts

Calcination

chemical process

Babbitt, Isaac

American inventor