38 
THE AMATEUR’S KITCHEN GARDEN. 
e In heating pits, three-inch pipes should be used, and if one 
pipe of this hind will not suffice, a flow and return may be 
fixed along each side. 
For some years past we have had in use a cheap contrivance 
of our own which we have designated the A frame. Frames 
of this kind can be made by the village carpenter, or by any 
amateur who is handy in the use of tools. We will begin by 
extemporizing a frame. Take a couple of planks nine to twelve 
inches wide, and place them on each side of a row of potatoes, 
so as to form a miniature span-roofed protector. If they do not 
come together nicely, drive in a few posts for them to lean upon. 
Every evening, except when warm showers are likely to fall, 
bring the planks together over the potatoes, and every morning 
SECTION OP A FRAME FORMED OF LOOSE PLANKS. 
