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This is a digital copy of a bixik ihal was presar ved for general ions un library shelves before il was carefully scanned by Google as parí ofa projecl

to makc thc world's luniks discovcrable orilinc.
Il has survived long enough for ihe copyright lo aspire and thc book to enter thc publie domain. A publie domain book is one ihat was never subjecl

lo copyright or whose legal copyright lerní has expired. Whcthcr a book is in thc publie domain niay vary eounlry lo eounlry. Public domain books

are our galeways lo the pasl. represenling a weallh ol'history. culture and knowledge thafs oflen dillicull lo discover.
Marks. nolalions and oihcr marginalia presenl in ihe original volume will appcar in this lile - a reminder of this book's long journey from thc

publisher lo a library and linally lo you.
Usage guidelines

Google is proud lo partner wilh libraries lo digili/e publie domain malerials and make ihem widely aecessible. Publie domain books belong to thc
publie and wc arc mere I y their euslodians. Neverlheless. this work is expensive. so in order lo keep providing this resouree. we have taken sleps lo
prevent abuse by eommereial parlies. mcliiJiiig placnig lechnieal reslrietions on aulomatccl querying.
We alsoask that you:

+ Make non -eommereial use of the files We designed Google Book Scarch for use by individuáis, and we reuuesl that you use these files for
personal, non -eommereial purposes.
+ Refrain from automated ijuerying Dono! send aulomated üueries ol'any sorl to Google's system: II' you are eondueting researeh on machine
translation. optieal eharaeler reeognilion or olher áreas where aeeess to a large amount of texl is helpful. please eonlaet us. We cncourage the
use of publie domain malerials for these purposes and may be able to help.
