Technology

Radiotelegraphy

communications

Dray

wagon

Rustication

architecture

Microsoft PowerPoint

History, & Facts

VHF

communications

Ader Éole

French aircraft

Epitaxy

crystallography

Founding

Process, & Facts

Stylus

writing implement

Broaching Machine

Minesweeper

ship

Core Sampling

mining

Reticella

fabric

BITNET

computer network

LED

Lights, Types, & Facts

Knight, Margaret E.

American inventor