"What do I think will help a lot of people and most certainly will help me?"

This clipping from a newspaper story shows the inventor in action as she tests a prototype of her waterproof diaper.

St. Joseph County Library Clipping File |

This early ad for the Boater is inventive in itself ~ besides features demos and washing instructions, it also is designed to be exactly the dimensions of a properly folded diaper insert, so moms can hone their technique.

The Marion O'Brien Donovan Papers | Archives Center, National Museum of American History |