The monetary value assigned to philatelic items is influenced by a multitude of factors, including rarity, condition, historical significance, and demand. A pristine example of a rare stamp can command a significantly... Read more »
The monetary value assigned to booklets containing unused United States postage stamps represents a confluence of factors, including the face value of the stamps within, the booklet’s production costs, historical significance, condition,... Read more »
The cost of mailing a postcard within the United States during the year 2018 represents a specific data point in the historical record of postal rates. Understanding this cost can be helpful... Read more »