It’s Ask a Curator Day over at the National Museum of American History! Just tweet at them (@amhistorymuseum) with the hashtag #askacurator and they’ll do their best to answer your question. You can also submit your question via their Facebook page.
There are a few different curators each hour until 5pm EST, including some which may be of particular interest to Gizmodo readers:
Harold Wallace, who’s an expert on electrical history (10-11am)
Noriko Sanefuji, whose specialty is Asian Pacific American history (11am-noon)
Carlene Stephens, who takes care of the museum’s collections of clocks and watches, sound recordings, and robots (noon-1pm)
Judy Gradwohl, who manages the museum’s social media (1-2pm)
Ryan Lintelman, a member of the Armed Forces History Division (2-3pm)
Shannon Perich, whose specialty includes the history of photography (3-4pm)
Dwight Blocker Bowers, who looks at various aspects of popular culture (4-5pm)
Image: Portable Lowe Press, patented in 1856 and part of the Smithsonian collection