 His brother Heinrich came, at his request, to Brazil, and formed the "E. & H. Laemmert, mercadores de livros e de música (E. & H. Laemmert, dealers of books and music)" in 1838.Soon began to edit and in 1839 created their "Folhinha "annual.In 1844, they began the "Almanack Laemmert" which surpassed all competitors and, in 1875, came to have 1770 pages.