Ask and ye shall receive! I blogged about it here:
https://www.vianegativa.us/2006/01/11/springhouse/
Additional photos are here:
http://www.flickr.com/photos/89056025@N00/240863985/
http://www.flickr.com/photos/89056025@N00/443910761/
http://www.flickr.com/photos/89056025@N00/443910765/
http://www.flickr.com/photos/89056025@N00/519886271/
(I may be blogging this last photo today)

It was last in use in the early 60s, probably. In a photo from the mid-20th century, the springhouse lawn is in use as a cow pasture. See the middle of this page.