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PDF históricos
Los PDF históricos están en este estante, separados de los manuales del gobierno de EE. UU.
Publicación histórica. El título y la fecha se derivan del nombre de archivo original; los datos bibliográficos no se han verificado de forma independiente.
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- Productive farming-1912
- Productive horse husbandry 1920
- Productive small fruit culture 1920
- Professional denture service vol 1 1918
- Professional denture service vol 2 1918
- Professional ethics 1886
- Profit in guinea pigs 1922
- Profitable bee-keeping for small-holders and others 1918
- Profitable herb growing and collecting 1916
- Progressive arithmetic book 1 1906
- Progressive arithmetic book 2 1906
- Progressive bee culture 1872
- Progressive lessons intended to elucidate the art of portrait painting 1828
- Progressive sheep raising-1918
- Prolegomena to ethics 1899
- Promoting the whitefish production of the great lakes 1910
- Prospecting for gold and silver 1895
- Prospecting for gold and silver in north america 1896
- Prospecting for minerals-a practical handbook for prospectors 1906
- Prospecting locating and valuing mines 1900