Mississippi River
Dubuque (Iowa) -- Pictorial works
Herman J. Loemker Collection
Lantern slides
]]> Dubuque (Iowa) -- Pictorial works
Herman J. Loemker Collection
Lantern slides
]]> Commodity markets
Dubuque (Iowa) -- Pictorial works
William J. Klauer Collection
Glass negatives
Itinerant photographers]]> Street railroads
Railroad shops & yards
Dubuque (Iowa) -- Pictorial works
William J. Klauer Collection. City at Work Project
Glass negatives
Itinerant photographers]]> ]]> ]]>