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This is the title page of the 1640 printing of Galileo's Operation of the Geometrical and Military Compass, originally published privately in 1606. Galileo had invented a version of this geometrical compass a few years earlier and evidently gave copies of this manual to those who bought the compass. The compass had many uses, from performing square root calculations to determining ranges of cannons to solving surveying problems.
A wonderful book about the square root of 2, beginning with the search for the side of a square double a given square.
A collection of articles about historical and contemporary women in mathematics.
If 40 oranges are worth 60 apples, and 75 apples are worth 7 dozen peaches, and 100 peaches are worth 1 box of grapes and three boxes of grapes are worth 40 pounds of pecans, how many peaches can be bought for 100 oranges?
There is much to see in this museum related to the history of mathematics.
Three equal circumferences with radii 6" are tangent to each other. Compute the area enclosed between them.
A tree 100 units high is 200 units distant from a well; from this tree one monkey climbs down and goes to the well...
A brief outline of policies for submission of articles to Loci.
A man went to a draper and bought a length of cloth 35 braccia long to make a suit of clothes.
The cost per hour of running a certain steamboat is proportional to the cube of its velocity in still water. At what speed should it be run to make a trip up stream against a four-mile current most economically?

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