[Callers] Box the Gnat Square

Does anyone know the name of the author and correct title for this square? H/S F&B H/S Pass thru, separate, around 2 lines at the S/H F8 8Back, Forward again, box the gnat outsides make an arch, insides dive, go around one form lines at the H/S F8 8Back, Forward again, box the gnat outsides make an arch, insides dive, go around one form lines at the S/H F8 8Back, Forward again, box the gnat outsides make an arch, insides dive, go around one form lines at the H/S F8 8Back, Forward again, box the gnat outsides make an arch, insides dive, swing partner at home.