A.H.S., Anno humanæ salutis=In the year of human salvation.
A.I.A. Associate of the Institute of Actuaries.
A.I.C.E. Associate of the Institute of Civil Engineers.
A.K.C. Associate of King's College, London.
Al., Ala. Alabama.
Alban. Of St Albans.
Ald. Alderman.
Alex. Alexander.
Alf. Alfred.
alg. Algebra.