Taken from Relief Society Magazine
2002 Cowley Cookbook
5-6 quarts green cucumbers (any size up to 4 1/2 inches long but have each jar of pickles uniform in size)
1 cup salt
1/3 cup mustard
2 quarts vinegar
1 quart water
Bring all to boil and pour over cucumbers pre-arranged in sterilized jars. Seal and let stand at room temp. until they change color. Store and let ripen a month or so. This syrup covers 5-6 quarts of cucumbers.
"Delicious to use at your leisure."