| Camera Maker | Canon | Camera Model | Canon EOS 20D |
| Aperture | f/10 | Color Space | sRGB |
| Exposure Value | 0 EV | Exposure Program | Unknown: 0 |
| Exposure Time | 1/160 sec | Flash | No Flash |
| Focal Length | 47 mm | ISO | 400 |
| Metering Mode | Pattern | Date/Time | 2006:10:22 15:24:14 |
| Copyright | © 2006 Jason O. Watson. All rights reserved. | Orientation | 1: Normal (0 deg) |
| Resolution Unit | Inch | X Resolution | 72 dots per ResolutionUnit |
| Y Resolution | 72 dots per ResolutionUnit | Compression | Jpeg Compression |
| Exposure Mode | 0 | Keywords | historic marker Bromine Extraction Ethyl-Dow attraction display education historical marker Historical Site information landmark marker Place of Interest sign Tourist Destination Travel Destination North Carolina attractive destination educating historic markers historic site info New Hanover County signage tourist attraction South appealing history no people text tourism travel United States attract historic nobody word daytime displays historical markers landmarks markers signs United States of America appeal color image educate historical outdoor vertical day destinations historic sites tourist attractions colour image outside day time NC day-time Jason O. Watson / historical-markers.org US words color images daylight outdoors USA verticals colour images natural light outsides U.S. U.S.A. sign with text |
| Caption | BROMINE EXTRACTION Ethyl-Dow plant, which operated here, 1934-1945, pioneered extraction of bromine from sea water. Element used in Ethyl, anti-knock gas compound. Division of Archives and History, 1993 |