This printable word search puzzle on the topic of US History (General) contains 15 hidden words in a 24x24 letter grid. Words go horizontally, vertically, backwards, and diagonally. This word search is also available to download as a Microsoft Word document or a PDF.
all electronic television
philo farnsworth
black and white
image dissector
mathematician
pem gardner
technology
television
chemistry
scientist
inventor
philco
Beaver
Utah
RCA