This section is from the book "Save It For Winter.", by Frederick Fry Rockwell. Also available from Amazon: Save It For Winter; Modern Methods Of Canning, Dehydrating, Preserving And Storing Vegetables And Fruit For Winter Use, With Comments On The Best ... For Saving, And When And How To Grow Them.
In some cases, where there is no place available that can be made into a cellar storeroom, and soil conditions outside are favorable, a small outdoor cellar may be made for this purpose. If there is a deep bank that it can be built into, and light sandy soil for excavating, it is a comparatively simple and inexpensive job to make a room that will keep out frost and remain cool through summer.
Fig. 26 - The combination cold frame and storage pit is very convenient for the small suburban place. Used for vegetables during winter and early spring, and for starting plants during spring and early summer.