POPULAR SCIENCE by CAMDEN MEDIA, INC. (Track this)
Intl: (016) Paper goods and printed matter US: 038 Filing date: 28-Dec-1955 Serial number: 71700749
POPULAR PHOTOGRAPHY by BONNIER ACTIVE MEDIA, INC. (Track this)
Intl: (016) Paper goods and printed matter US: 038 Filing date: 21-Apr-1948 Serial number: 71555226
POPULAR MECHANICS by HEARST COMMUNICATIONS, INC. (Track this)
Intl: (016) Paper goods and printed matter US: 038 Filing date: 02-Jul-1914 Serial number: 71079542