Letter, 1937-03-20, Lloyd Gaines to George L. Gaines; Financial account of money Lloyd owes George for helping with education expenses.

No envelope. 2 page note on 3x6 paper, black ink. Addressed from 1017 1/2 East Catherine, Ann Arbor, Michigan, March 20, 1937. Financial account of money Lloyd owes George for helping with education expenses

Letter, 1936-01-08, Lloyd Gaines to George L. Gaines; Account of money owed brother.

No envelope and frayed; paper is yellowing. Addressed from 3932 W. Belle Place, St. Louis, Missouri, January 18, 1936. Account of money owed brother

Letter, 1936-10-27, Lloyd Gaines to George L. Gaines; Letter discusses financial needs.

No envelope. 4 page letter on monogrammed stationery. Addressed from 1017 1/2 E. Catherine, Ann Arbor, Michigan, Oct. 27th, 1936. Letter discusses financial needs

Letter, 1935-02-13,Lloyd Gaines to George L. Gaines; Discusses Lloyd\u27s financial situation and need for money for school at Lincoln University.

No envelope. 1 page note on 3x6 index card, blue ink. Misc. notes on back of card. Addressed from Lincoln University, Feb. 13th, 1935. Discusses Lloyd\u27s financial situation and need for money for school at Lincoln University

Knowledge modeling for software design

This paper develops a modeling framework for systems engineering that encompasses systems modeling, task modeling, and knowledge modeling, and allows knowledge engineering and software engineering to be seen as part of a unified developmental process. This framework is used to evaluate what novel contributions the 'knowledge engineering' paradigm has made and how these impact software engineering

Letter, 1937-06-14,Lloyd Gaines to George L. Gaines; Discusses work prospects after master\u27s degree is achieved.

Envelope: Postmarked June 14, 1937, BUFF an CHI W.D. R.P.O.Special Delivery. 1 cancelled 10 cent stamp and 3 cent stamp. Return address: LL Gaines, 1017 1/2 E. Catherine, Ann Arbor, Mich. Addressed to: Mr. Geo D. Gaines, 3932 W. Belle Place, St. Louis, Missouri. Letter, 3 page letter with accompanying newspaper article. Discusses work prospects after master\u27s degree is achieved

Letter, 1933-12-15, George L. Gaines to Lloyd Gaines; Discusses family life and health.

No envelope. Addressed from 3632 W. Belle Pl., St. Louis, 9110, Dec. 15, 1933. 2 page letter on American Royal De luxe Burlington Flyer stationery. Discusses family life and health

Letter, Lloyd Gaines to George L. Gaines; Discusses Lloyd\u27s financial situation in light of unidentified tension between Lloyd and his brother George.

No envelope. 4 page letter on 3x6 paper, blue ink. No date indicated. Discusses Lloyd\u27s financial situation in light of unidentified tension between Lloyd and his brother George

Letter, 1939-03-03, Lloyd Gaines to Callie Gaines; This letter is the last contact with his family before his disappearance.

Envelope: Postmarked March 4th, 1939, Chicago, ILL., Stock Yards Sta.1; cancelled 3 cent stamp. Return address: LLGaines, Room 203, Wabash Ave. YMCA, Chicago Illinois. Addressed to: Mr. Callie S. Gaines, 3932 W. Belle Place, St. Louis, Missouri. Letter:8 pages (mis-numbered). This letter is the last contact with his family before his disappearance