Shabby overcoats concealing two-days' growth of beard, Yale game tickets, and slippery fingers with a penchant for buying cheap and selling dear, were in fleeting evidence on Cambridge pavements yesterday afternoon.

H.A.A. ticket manager Frank O. Lunden announced simultaneously that today is the deadline for returning to combat the human weakness for minting a dubious dollar from the 12,775 pasteboards still awaiting distribution.

Ticket scalping, the idiom describing the prevalent practice of playing the football market at multiple margin, will be on the defensive this year under public law enforcement statute.

Violators in Jeopardy

One saleslady cited yesterday a municipal regulation more vigorously enforced than the standing five-wampum-belt fine for kissing the wife on the Sabbath. The law makes it a misdemeanor to negotiate pavement sales without a license.

Amateurs in the trade, thinking to circumvent John Law, were outlining plans for indoor operations late last night. Such "hysteria" was ridiculed, however by experts in the business.

Insiders Denounced

According to one necessarily anonymous speculator yesterday, "such gentry only reflect discredit on the initiated members of the profession. They are not taking what we patrons of the Goddess Fortuna are went to describe as a sporting chance."