Four 2-input NOR gates with buffered outputs. In 14-pin DIP package. Catalog number: 13862. Brand: Tinkering Supplies. Brand's Part Number: H01386-01V.
The CD4029BC is a presettable up/down counter which counts in either binary or BCD. In 16-pin DIP package. Catalog number: 13870. Brand: Tinkering Supplies. Brand's Part Number: H01387-01T.
Four exclusive-or gates. High voltage operating range up to 18 VDC. In 14-pin DIP package. Catalog number: 21287. Brand: Tinkering Supplies. Brand's Part Number: H02128-01A.
Four 2-input AND gates with buffered outputs. In 14-pin DIP package. Catalog number: 17533. Brand: Tinkering Supplies. Brand's Part Number: H01753-01W.