Need information about a VOX HUMANA TREMOLO ESTEY Organ.?

Requesting some information on this organ for a friend. Could not find a serial # only what was believed to be a part number; 118. The pat-and re-issued pats are 6-27-1865 and 10-06-1889. Has bellows if that helps any? Would like to know ANY and ALL information that you can submit! Thanks for your time. (Here's a link to view a photograph of it. http://yfrog.com/6r1000213oj ) copy and paste the link into a new browser window to view it. Thanks again!