He served as Envoy Extraordinary from the emperor of Hungary to the King of Great Britain,[1] and as Austrian Minister at Florence.
The purchase included an annuity for Reviczky's life, and it formed the basis of Spencer's collection.
[3] Of this collection the Count printed and distributed a descriptive catalogue under the title of Bibliotheca Graca et Latina, complectens auctores fere, omnes Grscite et Latii veteris, quorum opera, vel fragmenta xtatem tulerunt, exceptia tantum asceticis et theologicis Patrum nuncupatorum scriptis; cum delectu editionum tam primariarum, principum, et rarissimarura, quam etiam optimarum, splendidissimarum, atque nitidissimtrum, quas usui meo paravi, Periergus Deltophilus, Berolini (1784, 8 volumes).
Premiere Partie, contenant les auteurs Classiques Grecs et Latins, avec des remarques tires de different ouvrages bibliographiques, souvent cclaircise, quelquefois redressees.
[4] Besides this work, Reviczky published an essay in French on Turkish Tactics (Vienna, 8 volumes), and Specimen Poeseds Persicne, s. Muhammedis Schemseddini, notioris agnomine Haphyzi, Ghazeke sive oda sexdccim ex initio Diwani depromtae; nunc primum Latinitate donats, cum mctaphrasi ligata et soluta, paraphrasi item et notis, (Vienna, 1771, 8 volumes).