![File:Vintage Old-Style Transistor Radio Batteries, Type No. 226, 9 Volts (9738573526).jpg - Wikimedia Commons File:Vintage Old-Style Transistor Radio Batteries, Type No. 226, 9 Volts (9738573526).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/7/7a/Vintage_Old-Style_Transistor_Radio_Batteries%2C_Type_No._226%2C_9_Volts_%289738573526%29.jpg/2560px-Vintage_Old-Style_Transistor_Radio_Batteries%2C_Type_No._226%2C_9_Volts_%289738573526%29.jpg)
File:Vintage Old-Style Transistor Radio Batteries, Type No. 226, 9 Volts (9738573526).jpg - Wikimedia Commons
![Before batteries were sold in the letter sizes we use today (N, AAAA, AAA, AA, A, B, C, D, F, G), they were sold in number sizes, #1, #2, #3, #4, #5, # Before batteries were sold in the letter sizes we use today (N, AAAA, AAA, AA, A, B, C, D, F, G), they were sold in number sizes, #1, #2, #3, #4, #5, #](https://i.redd.it/ab6lfr0ir94c1.jpg)
Before batteries were sold in the letter sizes we use today (N, AAAA, AAA, AA, A, B, C, D, F, G), they were sold in number sizes, #1, #2, #3, #4, #5, #
![Vintage Eveready 67 1/2 Volt 467 b Battery: Dead but Excellent Condition, Nine Lives Black Cat Mini Max, Circa 1950's National Carbon Co - Etsy Norway Vintage Eveready 67 1/2 Volt 467 b Battery: Dead but Excellent Condition, Nine Lives Black Cat Mini Max, Circa 1950's National Carbon Co - Etsy Norway](https://i.etsystatic.com/15525035/r/il/903c51/3910534660/il_fullxfull.3910534660_pzwr.jpg)