A Vacuum Bottle Adapter
![vacuum-bottle-adapter vacuum bottle adapter](https://www.innovation-creativity.com/wp-content/uploads/2020/05/vacuum-bottle-adapter.jpg)
A vacuum-bottle adapter to make it a baby’s bottle for use at drive-in movies or on car trips. No need to heat the milk – just slip on the nipple.
By S.Abramczyk, Wyandotte, Mich.
February 1958
You can purchase an insulated bottle on Amazon. (affiliate link)