A%20simple-to-use%20slide%20rule%20device%20for%20calculating%20the%20third%20variable%20given%20the%20other%20two%20(distance%20covered%2C%20given%20speed%20and%20elapsed%20time).
Flash Sale Ongoing
A%20simple-to-use%20slide%20rule%20device%20for%20calculating%20the%20third%20variable%20given%20the%20other%20two%20(distance%20covered%2C%20given%20speed%20and%20elapsed%20time).
Reviews
There are no reviews yet.