Electriciteits fabriek (boekhouding) - Johnson, G. Electric Lighting Accounts, f 3.50.
— Eiler, Dr. Buchführung der Stadt. Elektrizitäts-Werke, f 1.—.
— Johnson, G. Electric Lighting Accounts. (Vol. XXIX of „The Accountants’ Library” Series, q.v.) (140 pp., 8vo.). 5/net.