That is true. Leaving his surveying job and exploration work to discover economic values profitable to Bolivia, to return
to England to enter WW1 and promoted from Major to Lieutenant dColonel, Percy Fawcett did not believe in the accuracy of flash
sightings against German artillery but instead sent his troops up the remaining telephone poles and trees to get more accurate
visual sightings. Occasionally he gave the troops a break using his weejie board for sightings.
