Harper's Electricity Book for Boys
CHAPTER II.--CELLS AND BATTERIES 12
SIMPLE AND INEXPENSIVE CELLS -- HOW TO MAKE CELLS AND BATTERIES -- A PLUNGE-BATTERY -- A STORAGE-BATTERY -- DRY-CELLS AND BATTERIES
Harper's Electricity Book for Boys
SIMPLE AND INEXPENSIVE CELLS -- HOW TO MAKE CELLS AND BATTERIES -- A PLUNGE-BATTERY -- A STORAGE-BATTERY -- DRY-CELLS AND BATTERIES