4 3-Input ANDs ORed, both outputs, Parity for 3 Bits
<UL>
<LI><b>B130A</b> needs a drawing.</LI>
<LI><b>B130B</b> is a drawing of DEC's B130B.</LI>
<LI><b>B130X</b> is a 'modernized' B130.</LI>