Photos: Timeline of York polio survivor Margo Sexton over 60 years

Margo Sexton, right, and her younger sister Virgie Milton look over newspaper clippings and old photos from her March of Dimes days in York. Sexton developed polio prior to a vaccine that has since spared others, but she helped spread the word of prevention. She now lives at ManorCare Health Services-York North and will celebrate her 75th birthday on April 29.

Paul Smith, left and Margo Sexton are shown during the Mile of Dimes Ceremony around 1947.

From the left, sisters Louella Morgan and Virgie Milton with Margo Sexton and their brother William Sexton look over old newspaper clippings at ManorCare Health Services-York North.

A newspaper clipping shows 10,000 people on York streets for the Mile of Dimes ceremony in 1949.

Margo Sexton, holding a March of Dimes flag in a newspaper clipping from 1952 promoting the March of Dimes Ball.

A newspaper clipping titled 'Polio Patients in Mile of Dimes Ceremony' to promo the event around 1947. Margo Sexton is at far left.

March of Dimes event on Continental Square around 1947. Margo Sexton is seated at far right.

Seated, Paul Smith, Margo Sexton and Mayor Felix Bentzel during a March of Dimes event in York around 1947.

Margo Sexton at age 7

Louis J. Appell listed as the highest contributor to a March of Dimes fundraiser around 1950.

Workers open dime cards for March of Dimes donations with a newspaper clippings featuring Margo Sexton at the bottom dated 1946.

Margo Sexton was featured in a newspaper article about her walking again. She walked for about 20 years after surgery and using braces.

Program from a banquet 'Honoring Margo Sexton (A Polio Victim)

Margo Sexton featured in a program that honored her.

Margo Sexton in a photo from 1965 featured in the Gazette and Daily.

An undated photo of Margo Sexton.