Tlie VenernbU Explorer and UU Wlf l!uy at an Autobiomaphy. In a cozy, unprctendi lig house on Niuettentt Street, lire Gen. John C. Fremont, his wiie, writes a Washington correspondent of Tiu Philadelphia J'reas, Jessie Buuton Fremont, and theirdaughter. The general is past 73. He is barely of medium height and sparely built His lithe, wiry figure shows little evldenee oí age. Hls hair Is sllvcred, but his eje is not dimincd. Few men have experlenced as mueh privation and hard.'hips u dld ha duriughls early auil midtllc life, while fiudluR pathwajs to the Pacific thruugb the mountai fastnesses of the west and northwest, Mrs. Fremont, who has been his faiihful and deroted companlou during his long, tctive, and heckered life, is hls counterpart in ptiysicaJ and mental activity. lier huir is wnitcned, but she is the picture of lu-alth. Her eye is keen and brlgnt, and she talks of the cvents of her lfe with cbarmlnji vivacity. She isenthusiastic on thr' tubjects - her distinguished fat her, Thomas H. Bentou; her husbami, and the book wuich they two are busily engaged in preparing for the pfess. The story of Gen. Fremont's life will comnrise tno laigr octavo volumes of over six hundred pages och. The lirst volume is alrcady in type, aod will a[)[H'ar in September. The book is a joint pioduclion, although "JesBie Bentou Fremont" appears as the author. The general, wiih agrcatxrrny of documenta, journuls and memoranda, niany of them yellow wlth age, dictates or val her nárrales, and Mrs. Fremont writes. Beglonlng In the early tnorning, the general anc! liis vrife are at woric uut 1 the middlo of tli# afteruoon. During those hours no frlond inlrudcs. At 4 o'clocS they go out and drive, rvlurniuK to dine at 8. The evening is spint inKocial recreation. Not later than ten tht-y retire. The general spiaks with tatigfaction of the fact that he ssurd the fitst proclamation of emanclpatlon. It was nearly twenty five years :iiro, soon aftr he was assigned tó th Comniand of the deartment of Missouri. It is true that the prociamation was lustantly re voked bv President Lincoln, and bcfore any steps had been taken toward cari'ying out it tcrins within the departmeut coiuinanded by Fremont. In the carly days of California Gen. Fremout acquircd by púrebase considerable landed propurty, a portion of it being on tha preseut site of the city of San Francisco. During the war the government took possetsion of a tract embracing some thlrteen acres on what is known as ''Black point," and established apon it the military headquarters of the departmeut The government has occupied it ever since uut il, as the general says, "it scems to think it owns it" Oonfcress has been many times appenled to for relief, and bilis have repeatedly Dassed one liraiich or the other, but never both in the fame eongress. The general hopos, with the means derived from tlie ale of the book, to bo able to successfully proeecute the claim.