OBJECTIVE FORESTRY

Detailed explanation-1: -In 1858, Gaspard-Félix Tournachon, who used the pseudonym Nadar, captured the first aerial photographs, photographing Paris from a tethered balloon at an altitude of sixteen hundred feet.

Detailed explanation-2: -The first known aerial photograph was taken in 1858 by French photographer and balloonist, Gaspar Felix Tournachon, known as “Nadar".

Detailed explanation-3: -Almanac: On October 13, 1860, James Wallace Black took a picture of Boston from a balloon-the first aerial photograph in America-CBS News.

Detailed explanation-4: -Union photographers in hot air balloons were soon tracking Confederate troop movements, providing the world’s first aerial reconnaissance.