Hastings-on-Hudson, NY and MA: David & Yola Coffeen and Raymond V. Giordano 1995. First Edition. Pgs 65-96. 8vo. Wraps. Illustrated. A bright clean copy. Fine. Staplebound wraps. 
The Microscopes and Telescopes of Robert B. Tolles by DEBORAH JEAN WARNER.
Early Scientific Apparatus at Union College by V. ENNIS PILCHER.
* The Graphic Method by ALBERT W. KUHFELD.
The Rittenhouse Journal of the Scientific Enterprise was a scholarly journal focused on increasing and distributing knowledge about scientific instruments made and/or sold in the US and the Americas. Throughout its 23 years of publication (and a total of 70 issues), the journal covered areas including mathematical, optical and philosophical instruments, chemical, physical and electrical apparatus, sundials and globes; and time periods from the 17th to the mid-20th century. Authors of the various articles in the journal are well known scholars from major institutions, collectors, and dealers in the field of scientific instruments.