Amharic-English dictionary
basic vocabulary (with sound) - civil
affairs - medical (Defense
Language Institute)
Dictionary of the Amharic Language by Charles
William Isenberg (1841)
English > Amharic
dictionary
Outlines of Amharic, containing
an English, Oordoo and Amharic Vocabulary, by Carolus Henricus Blumhardt (1867) (in Roman characters)
La clé de la conversation abyssine: French-Amharic
vocabulary, phrases, conversations, by A. Raad & B. Ghaleb (1910)
Lexicon
linguae aethiopicae: Ethiopian-Latin dictionary, with an index of Latin
words, by August Dillmann (1865)
Amharic keyboard & font to download
Amharic alphabet
& basic vocabulary (video) 
Amharic course [PDF] (US
Departement of State)
Initia
Amharica, Introduction to spoken Amharic,
by Carl Hubert Armbruster (1908)
Grammaire éthiopienne: Ethiopian grammar &
Ethiopian-French vocabulary, by Marius Chaîne (1907)
Traité de langue amharique: the Amharic language, by
Marcel Cohen (1884)
Praktische
Grammatik der amharischen (abessinischen) Sprache: practical Amharic grammar,
by Ludwig Mahler (1906)
Grammatik der äthiopischen Sprache: grammar of the
Ethiopian language by August Dillmann (1857)
books about Amharic language: Google
books & Internet Archive
Historia
Æthiopica by Hiob Ludolf (1681) : description of Ethiopia, in Latin language
with Amharic terms
Chrestomathia
æthiopica by August Dillmann (1866) texts & Amharic-Latin dictionary
The
Royal Chronicle of Abbysinia, 1769-1840,
with an English translation, by Herbert Weld Blundell (1922)
The
Contendings of the Apostles, the Ethiopic texts with an English translation,
by Wallis Budge (1899)
Bible in Amharic language
Novum Testamentum Domini
Nostri et Servatoris Jesu Christi aethiopice, by Thomas Pell Platt (1830)
Biblia Veteris Testamenti Aethiopica, by
August Dillmann (1853)
Dottrina
cristiana, by Roberto Bellarmino (1786) text in Ethiopian, Arabic, Italian