Vintage 50 years calendar

A beautiful replica of a 50 year calendar for lovers and collectors. The housing is made of brass and colored in bronze tone. An early, simple calculator. Its origins go back to 500 years. Calculate the day of the week for any future date within 50 years. Then just turn the knob until the selected year matches the selected month. Find the specific date and find the day of the week above it.

Dimensions: 3 x 1"