This pocket notebook was used by Edison during 1910 for notes regarding experimental work and other tasks to be performed. Many of the entries relate to proposed applications for Edison's alkaline storage battery and to the marketing, sale, and performance of cells. Included are reports of road tests made with electric vehicles; statistics on the cost and efficiency of electric traction and on the use of electric trucks in New York City; notes on battery shipments, production costs, and related assets; and descriptions of experimental work on phonograph reproducers, recording methods, and cabinets. There are also entries pertaining to the hiring of Converse D. Marsh to promote the battery and Sydney W. Ashe to research its use in locomotives; a reminder to contact J. P. Morgan, Jr., or George W. Perkins about approaching the Southern Railway Co. for battery business; and occasional notations about cement, phonograph sales, and various advertising ideas. Among the employees mentioned in relation to individual tasks are John R. Anderson, Jr., Ralph Arbogast, Robert A. Bachman, Frank L. Dyer, Walter E. Holland, and Carl H. Wilson. The pages are unnumbered. Approximately 75 pages have been used.