كتب ذات صلة

A geological classification of rocks with descriptive synopses of the species and varieties : comprising the elements of practical geology

• Petralogy a treatise on rocks
  المؤلفون: Pinkerton, John

• Flora Americæ Septentrionalis or, A systematic arrangement and description of the plants of North America. Containing, besides what have been described by preceding authors, many new and rare species, collected during twelve years travels and residence in that country
  المؤلفون: Pursh, Frederick