Report issued by the Bureau of Mines over briquetting of coal for development of more effective fuel. Materials, equipment, and processes are discussed. This report includes tables, illustrations, and photographs.

Copy of letter sent from Cecelia McKie to Eddie Dennis, recorded in the letter as 'Miss Edda Dennis (?)' regarding Santo Tomas Internment Camp internee Jeannette Light, recorded in the letter as 'Janet Knight'. Letter contains transcribed message broadcast from internee on Radio Tokyo.

Letter sent from Eddie Dennis to Cecelia McKie thanking her for the message from Jeannette Light and stating this is the first good news they have received. She mentions the wonderful service the 'Short Wave Listening Posts' are giving. Letter is typed on Denver and Intermountain Railroad Company stationery. Envelope addressed to Mrs. W. L. McKie, Sacramento, California from The Denver Tramway Corporation, The Denver and Intermountain R. R. Co., Golden, Colorado. Reverse side of envelope has been removed by creator.