F.Z.A., Fellow of the Zoological Academy.
G.C.B., Knight Grand Cross of the Bath.
G.P.O., General Post-office.
gtt. (L. gutta or guttæ), a drop or drops.
H.E.I.C., Honorable East India Company.
H.G., Horse Guards.
hhd., hogshead; hogsheads.
H.I.H., His (or Her) Imperial Highness.