614. Spring Shoe Heel.—A spring inclosed within the leather of the heel so as to facilitate walking. It would be of special aid to the sick and the feeble.
615. Self-Igniting Cigar.—Some day an inventor will make a stupendous fortune by a cigar which can be ignited by simply rubbing the end, as a match is now rubbed in lighting.
616. Spring Knife.—A pocket knife in which the blade can be opened by touching the spring, thus avoiding the vexation of broken finger-nails.
617. Phosphorescent Key Guard.—A device which will serve the double purpose of covering the hole when the key is not in use and for finding the hole when the key is inserted.
618. Knot Clasp.—An effective clasp which will securely hold a knot. Parcels are constantly becoming untied and shoes unlaced when an effective clasp would prevent it. It must be very cheap.
619. Single Match Delivery.—A penny-in-the-slot machine for use in cigar stores, but operated free of cost. The machine should deliver but a single match at a time.
620. Watch Head Cane.—A small watch fixed in the head of a cane would be a great convenience to walkers.
621. Book Case Chair.—An easy chair, provided with a small rack for books on each arm. Specially adapted for invalids.
622. Coin Holder.—A device by which coins are in sight in a traveler’s purse, and by touch of a spring he can cause to fall the exact coin he wants. Very convenient for ferries, cars and cabs.
623. The Pocket Punch.—A simple punch by which with a pressure on a pocket one could secretly make a record every time he paid out money, and thus keep an account of his daily expenses without resort to bookkeeping.