Show USE TAR AND HAY COVERING found to wear quite satisfactory satisfactorily over almost pure sand roads in wisconsin in wisconsin there are several long stretches of almost pure sand roads considerable difficulty la is experienced la in passing over them either in dry weather or in wet weather numerous schemes have been tried in an effort to make them passable the most prowls ing of which at present appears to be a covering of hay and tar last surn sum mer iner several sections ot of sand road boll treated with this combination after a few weeks ot of usage it was waa found to have withstood the wear ot of traffic and a stretch over a mile in length was given a bi rallar application ap pI leation so far it Is said the hay and tar covering Is wearing in a very manner pathfinder |