First figure:
A1/2: Lead partner forward a double and back. That again.
B1/2: Lead partner in; lead neighbour out to the wall. Change hands, lead neighbour in; fall back with partner.
C1/2: Women pass R shoulder: full hey for four across the hall.
Second figure: As before but side R and L with partner.
Third figure: As before but arm R and L with partner.
Cecil Sharp wrongly interpreted Playford's “The Single Hey all four” as his invented “circular hey”.
See notes at http://colinhume.com/instr.htm