Mark Salvi is currently employed as a maintenance technician. He enjoys fishing and camping with friends and family in upstate New York, where he lives. He is also an amateur survi...lihat lebih banyakMark Salvi is currently employed as a maintenance technician. He enjoys fishing and camping with friends and family in upstate New York, where he lives. He is also an amateur survivalist. This is his first book.lihat lebih sedikit