The genius of pioneer inventors can confound us. Countless contraptions that revolutionized farming in the 19th and early 20th centuries have become contemporary curiosities, or even mysteries. Here are six sent in by readers. Do you know what they are?
Answers to the July 2023 items will appear in the September 2023 issue.
Answers for new items in this issue must be received by July 7, 2023.
JULY MYSTERY TOOLS
Tool measures
