Readfeed

George R. Perkins

  • Elements of geometryElements of geometry
  • Elements of Geometry with Practical ApplicationsElements of Geometry with Practical Applications
  • Plane trigonometry and its application to mensuration and land surveyingPlane trigonometry and its application to mensuration and land surveying
  • The elements of algebraThe elements of algebra
  • The Farmers & dairymans almanac for the yearThe Farmers & dairymans almanac for the year
  • Treatise on Algebra, Embracing Besides the Elementary Principles, All the Higher Parts Usually Taught in CollegesTreatise on Algebra, Embracing Besides the Elementary Principles, All the Higher Parts Usually Taught in Colleges