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This
category contains articles that incorporate a citation to the
Popular Science Monthly (1872–1923), most of which is in the
public domain. Some articles excerpt the text in its original form; others include significant rewordings of excerpts.
Wikipedia articles that summarise information from this source should add {{
Cite PSM}}
to the article.
Wikipedia articles that incorporate text from this source should add {{Cite PSM|vb=1}}
to the article.
This category has only the following subcategory.
The following 58 pages are in this category, out of 58 total. This list may not reflect recent changes.