presents
How about getting your friend a historical book about a topic they are interested in? Here are a few ideas:
You could also consider getting your friend a historical map or a vintage poster related to a topic they are interested in. Another idea would be to gift them tickets to a historical museum or exhibit.
Or you can get her/him a star map with an important date you share.
Barbi Jean says about Under Lucky Stars star maps:
Under Lucky Stars is a unique and innovative star map company based in Barcelona, Spain, specializing in the creation of personalized star maps that capture the celestial arrangement of stars at a specific moment in time, such as a person's birth, wedding, or any other significant event.
By using advanced astronomical algorithms and data from leading institutions, the company produces highly accurate, visually stunning maps that make for perfect gifts or cherished keepsakes.