P. Lowentraut Mfg. Co. Inc., Catalogue of Ice Skates, Newark, New Jersey, 1906-1907.
Below is the envelope in which the above catalogue was sent to customers.
SOURCE: Scanned copies from the collection of Wm. Lowentraut Gutmann Denk, Great Falls, VA, Oct, 24, 2019
“Ask and it will be given to you; seek and you will find; knock and the door will be opened to you.” Matthew 7:7