New Method of Aerial Telegraphy
Russian Army and Marine
Builders' Trial of the "Illinois"
The Patent Office--Resignation of the Commissioner of Patents
The Remains of an Old Indian Village
The Mutoscope and Machinery in Motion
The International Racing-Yacht "Independence"
A New Method of Manufacturing Steel Pipe
Porter Rotary Engine
A Singular Industry in the Poisonous Insects of California
A Novel Self-Heating Sad-Iron
Recently Patented Inventions - March 30, 1901
Index of Inventions - March 30, 1901
New Books, Etc. - March 30, 1901
Notes and Queries - March 30, 1901
Business and Personal Wants - March 30, 1901