1. French, 1897.
Richesses Minérales | De La | Roumanie | Pétrole, Eaux Minérales etc. | [rule] | Nouvelle Edition | [rule] | Par | A. de Richard | [...one line of titles...] | [ornate rule] | Bucarest | Imprimerie De La Cour Royale, F. Göbl Fils | Editeurs-Imprimeurs | 19, Rue Royale, 19 | 1897.

8°: [2], [i]-iv, [1]-423, [1] p.

Contents: [2 pgs], Title page, verso "Tous droits réservés."; [i]-[iv], "Table Des Matières."; [v]-vi, "Exposé."; [1]-422, Text.; [423], "Errata."; [1 pg], Blank.

Very scarce. A topographical survey of the mineral riches of Romania. The text covers all aspects of the mineral resources of the region including building and ornamental stone, coal, petroleum, mineral waters, gold, silver, copper, iron, lead, etc. The descriptions include incidental information on the history of the resource in Romania.

Bibliographical references: NUC. • NYPL Catalog. • USGS Library Catalog.

2. French, 1906.
Richesses Minérales de l'Ariège, l'or en France, en Roumanie, au Transvaal et dans le Monde Entier. Par A. de Richard, ... Foix, Impr. de Gadrat Aîné, 1906.

16°: viii, 279 p.

Rare. Topographical mineralogy describing the mineral wealth of Romania and the Transvaal.

Bibliographical references: Spencer, Catalogue of Topographical Mineralogies, 1948: p. 315.