| A B C D E F G H I J K L M N O P Q R S T U V W Y Z Months Countries, Provinces, States, etc. Abbreviations H
4Use only in names of firms and other corporate bodies. | WORD/TERM | ABBREVIATION | SOURCE | | häfte | do not abbreviate | TSLL | | handbook | handbk. | TSLL | | Handschrift | Hs. | AACR2 | | Handschriften | Hss. | AACR2 | | hearing | hear. | TSLL | | Heft | do not abbreviate | TSLL | | hefte | do not abbreviate | TSLL | | Her/His Majesty's Stationery Office | H.M.S.O. | AACR2 | | Hermanos | Hnos.4 | AACR2 | | historical | hist. | TSLL | | histories | hist. | TSLL | | hour, -s | hr. | AACR2 | |