▁signal ▁officer ▁and ▁H Q ▁company ▁commander . ▁ ▁In ▁March ▁ 1 9 2 4 , ▁Gro ff ▁returned ▁to ▁H ait i ▁as ▁the ▁command ing ▁officer ▁of ▁the ▁ 1 4 8 th ▁Company , ▁ 8 th ▁Marine ▁Regiment , ▁ 1 st ▁Brigade . ▁ ▁He ▁remained ▁in ▁and ▁around ▁Port - au - Pr ince ▁until ▁February ▁ 1 9 2 6 , ▁serving ▁in ▁various ▁units , ▁including ▁Post ▁Head quarters ▁and ▁ 3 6 th ▁Company , ▁ 1 st ▁Brigade , ▁and ▁Head quarters ▁and ▁Head quarters ▁Company , ▁ 2 nd ▁Marine ▁Regiment . ▁ ▁Upon ▁returning ▁to ▁the ▁United ▁States ▁in ▁March ▁ 1 9 2 6 , ▁Captain ▁Gro ff ▁was ▁assigned ▁to ▁Head quarters ▁Company , ▁ 5 th ▁Marine ▁Regiment ▁in ▁Quant ico , ▁Virginia . ▁ ▁When ▁the ▁ 5 th ▁Mar ines ▁deployed ▁to ▁Nic ar agua ▁in ▁January ▁ 1 9 2 7 , ▁Gro ff ▁served ▁as ▁batt alion ▁executive ▁officer ▁until ▁July ▁ 1 9 2 7 . ▁ ▁For ▁his ▁service ▁in ▁Nic ar agua , ▁Gro ff ▁received ▁an ▁official ▁comm end ation ▁from ▁the ▁command ing ▁general ▁of ▁ 2 nd ▁Brigade , ▁US MC . ▁ ▁Gro ff ▁served ▁at ▁the ▁Marine ▁Bar ra cks , ▁Lake h urst ▁Naval ▁Air ▁Station , ▁New ▁Jersey ▁from ▁August ▁ 1 9 2 7 ▁to ▁May ▁ 1 9 2 9 . ▁ ▁In ▁July ▁ 1 9 2 9 , ▁he