The image shows a vintage Hudson "Nebu-Lizor" manual hand-pump sprayer, a tool used primarily for dispensing insecticides, fungicides, or disinfectants in gardens during the mid-20th century.Component BreakdownPump Body: A red lithographed tin cylinder that serves as the air chamber. It typically bears the brand name "Hudson" and the model name "Nebu-Lizor".Reservoir: A green glass jar (sometimes referred to as a "depression glass" jar) that held the liquid pesticide or solution.Handle: A T-shaped wooden or plastic handle used to manually build air pressure to create a fine mist through the nozzle.