This page shows the most popular subjects in the MMM project. The size of the subject lets you know how many participants use that subject. Only subjects that two or more libraries use are in this list.
assembly-line methods automobile dealers automobile racing automobiles bands banks and banking barns bars (drinking establishments) baseball teams baseball uniforms beaches billboards boats and boating bottles breweries bridges bridges, wooden buses carriages and carts cemeteries chicago and north western railway company children chimneys choral societies church buildings churches circus city halls clothing and dress college students commercial buildings commercial vehicles construction construction workers continuing education deer detroit (mich.) dinners and dining docks docks -- michigan -- grand haven dogs dwellings elks (fraternal order) eyeglasses factories fairs farmhouses farms fire departments fire engines fireplaces fires fishing floods food football football teams freemasonry -- rituals freemasons furnaces garages grand haven (mich.) hardware stores high schools holidays hoover, herbert, 1874-1964 horsemanship hotels hotels and motels household supplies houses industrial buildings iron mines and mining iron ores lakes landscape photography lawns liberty bonds locomotives log cabins logging lumber camps lumbering maps marquette (mich.) michigan military uniforms mine accidents mines and mineral resources musical instruments newspapers obituaries office workers packaging paper -- pressing paper mills papermaking machinery parades photography of children picnicking police portraits portraits, group programs railroad accidents railroad bridges railroad equipment industry railroad motor-cars railroad stations railroad yards railroads railroads -- accidents railroads -- crossings railroads -- design and construction railroads -- employees railroads -- trains railroads -- yards roundhouses (railroads) sawmills school buildings school children schools service stations shipping shoe stores sidewalks skating rinks snow removal soda fountains soldiers steamboats streets teachers test theater theaters timber tricycles united states waterfalls weddings winter wooden-frame buildings wreckers (vehicles) yearbooks youth