Charles Eric Robertson was born in Walkerton, Ontario, in April 1889. After taking private flying lessons he was given a commission in the Royal Flying Corps on December 7, 1915.  At the time of his death on July 12, 1917, he was commanding the 11th Sqdn. RFC. The collection currently consists of 121 letters, as well as photographs and other miscellaneous items. Although the original letters have been lost, these transcriptions are from a typed version of the letters done following the war.