A white pinback button printed in black with a sketch of a polar bear head over the words "Don't Close Our Zoo". Due to a New York City fiscal crisis in 1991, the Central Park Zoo was threatened with closure but through fundraising and local awareness projects, was saved and restored.

A beige pinback button printed with a flag with horizontal narrow blue and white stripes with a white field and gold sunburst crest in the upper corner, marked in black "Uruguay." Part of a series of pre-World War I flag buttons; many of the flags and region names are no longer current. The reverse is printed "Sweet Caporal Cigarette", indicating that this button was part of a series of collectible premiums given by tobacco and gum manufacturers.

A beige pinback button printed with a flag divided horizontally into white and red sections with a blue field in the upper corner around a white star, marked in black "Chili. [sic]" Part of a series of pre-World War I flag buttons; many of the flags and region names are no longer current. The reverse is printed "Between The Acts/ all Tobacco Cigarettes", indicating that this button was part of a series of collectible premiums given by tobacco and gum manufacturers.

A beige pinback button printed with a flag divided horizontally into a broad white band with blue border stripes and a central crest, marked in black "Honduras." Part of a series of pre-World War I flag buttons; many of the flags and region names are no longer current. The reverse is printed "Sweet Caporal Cigarette", indicating that this button was part of a series of collectible premiums given by tobacco and gum manufacturers.

A beige pinback button printed with a flag divided horizontally into a broad red band with white and blue border stripes, marked in black "Costa Rica." Part of a series of pre-World War I flag buttons; many of the flags and region names are no longer current. The reverse is printed "Between The Acts/ all Tobacco Cigarettes", indicating that this button was part of a series of collectible premiums given by tobacco and gum manufacturers.

A beige pinback button printed with a flag with narrow horizontal alternating blue and white stripes with a red field in the upper corner, marked in black "Salvador." Part of a series of pre-World War I flag buttons; many of the flags and region names are no longer current. The reverse is printed "Sweet Caporal Cigarette", indicating that this button was part of a series of collectible premiums given by tobacco and gum manufacturers.

A beige pinback button printed with a flag divided into horizontal red, white and blue sections with a central crest, marked in black "Paraguay." Part of a series of pre-World War I flag buttons; many of the flags and region names are no longer current. The reverse is printed "Sweet Caporal Cigarette", indicating that this button was part of a series of collectible premiums given by tobacco and gum manufacturers.

A beige pinback button printed with a flag divided into horizontal blue, white and blue sections, marked in black "Nicaragua." Part of a series of pre-World War I flag buttons; many of the flags and region names are no longer current. This button was part of a series of collectible premiums given by tobacco and gum manufacturers.

A beige pinback button printed with a flag with narrow horizontal alternating blue, white and red stripes, marked in black "Nicaragua." Part of a series of pre-World War I flag buttons; many of the flags and region names are no longer current. The reverse is printed "Sweet Caporal Cigarette", indicating that this button was part of a series of collectible premiums given by tobacco and gum manufacturers.

A beige pinback button printed with a flag with narrow horizontal alternating blue, white and red stripes, marked in black "Nicaragua." Part of a series of pre-World War I flag buttons; many of the flags and region names are no longer current. The reverse is printed "Sweet Caporal Cigarette", indicating that this button was part of a series of collectible premiums given by tobacco and gum manufacturers.