[D9208AAM], Recommendation Letter from Columbia College. School of Mines, Elwyn Waller to Courtenay De Kalb, May 23rd, 1892
https://edisondigital.rutgers.edu/document/D9208AAM
Transcription
New York, Jan. 8, 1892 Mr. Courtenay De Kalb was employed by us at the direction of some of our Lima friends to investigate certain mining property in Brazil and Peru and was in our employ in such capacity for about 6 months. He has given the entire satisfaction in all his business in construction with his investigation and we feel gratified now in commending lines as an engineer to your friends. Very respectfully, W.R. Grace + Co School of Mines Columbia College New York, May 23, 1892 I take pleasure in testifying to the abilities of Mr. Courtenay De Kalb as mining and metallurgical engineer. I have known Mr. De Kalb for some five years and have been cognizant of much of the work done by him previous to and at that time and his acquaintance with the subjects pertaining to those branches. I can confidently recommend him to any company desiring the services of a competent metallurgist and engineer of mines. Elwyn Waller, Ph. D. Prof. Anal. Chem.