Authentic Models, 50 Year Pocket Calendar
Brand: Authentic Models

An early, simple pocket calculator from an era when 50 years were akin to perpetual. Its origin goes back some 500 years. Calculate the day of the week for any given future date, within a 50-year span. To use, simply rotate dial until the selected year lines up with the selected month. Locate the particular date and find the day of the week above it.

Its origin goes back some 500 years
An early, simple pocket calculator from an era when 50 years were akin to perpetual
Intriguing, also effective… Calculate the day of the week for any given future date, within a 50-year span
To use, simply rotate dial until the selected year lines up with the selected month
Calculate the day of the week for any given future date, within a 50-year span