34-pin Dual-Row Female Header With Expanded LeadsPart number: VUPN6475
The pictures below show this header spanning the gap of a breadboard. There are also a few pictures that illustrate this header's unique double entry design, which allows a male pin to pass through it like a shish kabob skewer.
The male headers appearing in the pictures below are sold separately, as is the breadboard.
Click here for the datasheet (PDF download).
Pictures - click to enlarge: