Wash 7 pounds of medium-size pickling cucumbers.
Slice cucumbers as desired.
Dissolve 1 cup of pickling lime in 2 gallons of water.
Soak the sliced cucumbers in the lime water for 24 hours.
Rinse cucumbers well to remove all lime.
Soak cucumbers in fresh water for 3 hours, changing the water every hour.
Combine 8 cups white vinegar, 8 cups granulated white sugar, 1 tablespoon pickling and canning salt, and 1 tablespoon mixed pickling spice in a large pot.
Bring the mixture to a boil.
Add cucumbers to the boiling mixture and simmer for 30 minutes.
Sterilize 10 pint-sized glass jars, lids, and bands.
Pack the hot cucumbers into the hot, sterilized jars.
Pour the hot vinegar mixture over the cucumbers, leaving 1/2 inch of headspace.
Remove air bubbles and adjust headspace if needed.
Wipe rims of jars with a clean, damp cloth.
Place lids on jars and screw on bands until fingertip tight.
Process jars in a boiling water bath for 10 minutes.
Remove jars and let them cool on a towel.
Check seals after 24 hours. If the lid doesn't flex, the jar is sealed.