E&M ~ Electrical & Mechanical

EA ~ Egyptian Army

EANS ~ East African Nursing Service

EBSVR ~ East Bengal State Volunteer Rifles

EE ~ Electrical Engineer

EEF ~ Egyptian Expeditionary Force

EF ~ Enteric Fever

EF ~ Expeditionary Force

EF ~ Explosives Factory (Ministry of Munitions)

EFC ~ Expeditionary Force Canteen

EG ~ Experimental Ground (Ministry of Munitions)

EinC ~ Engineer in Charge

EL ~ Explosives Laboratory (Ministry of Munitions)

ELC ~ Egyptian Labour Corps

ELR ~ East Lancashire Regiment

EMM&B.Coy ~ Electrical & Mechanical Mining and Boring Company (Australia)

EMO ~ Embarkation Medical Officer

EO ~ Engineers Office (Ministry of Munitions)

EP ~ Engineer Pay

EPD ~ Excess Profits Duty

ES ~ Electrical Section

ES ~ Engineering Stores

ESD ~ Engineer Stores Depot

Est ~ Establishment

Eusol ~ Edinburgh University Solution (disinfectant)