Chapter VI. On arithemetical, geometrical and harmonical progressions or series.
Arithmetical Algebra Vol. 1, GDML_Books, (1842), p. 275 / Harvested from
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@article{PPN585270759+DMDLOG_0010,
     title = {Chapter VI. On arithemetical, geometrical and harmonical progressions or series.},
     booktitle = {Arithmetical Algebra Vol. 1},
     series = {GDML\_Books},
     publisher = {Deighton [u.a.]},
     address = {Cambridge},
     year = {1842},
     pages = {275},
     url = {http://dml.mathdoc.fr/item/PPN585270759+DMDLOG_0010}
}

 (éd.). Chapter VI. On arithemetical, geometrical and harmonical progressions or series., dans Arithmetical Algebra Vol. 1, GDML_Books,  (1842), p. 275. http://gdmltest.u-ga.fr/item/PPN585270759+DMDLOG_0010/