TY - BOOK T1 - Origin of the Brown Mountain light in North Carolina. DA - 1971. CY - Washington AU - Mansfield, George Rogers, VL - 646 CN - QE75 CN - QE75 PB - [U.S. Geological Survey] PP - Washington PY - 1971. N1 - "Issued in 1922 as press notice 14328." ID - 120478 KW - Optical illusions. TI - Origin of the Brown Mountain light in North Carolina. ER -