Interesting Documents Found At Manassas

Col'tnel Simps(n), oí the Foiufth New Jersey Kfcginient, Kearney's Brigiide, who led tlie advurice into Munasíus, fo'ind i targe nuinli-rof dowifrrertla ftn Ihe promises irf a .Mr. Wier, wliicli had been ust'd as the office OÍ iieaurcgai d's Adjutant, Tbomas Jordun. Thedocuments nre original, and are now in Q-etierdl Mi-Clellan's hands. The New York Htrald hits ob'ained copies Btld publishes t.helj. Thö ;Tea! pivcipiluDcy oí' the flight of the u.-bels id proven by tUeir leuving thelr papéis not only, but bv the füi'.t thnt they telt in a building on their hospital grwindö seveídl dend bodies. but robeiitíy laid out for Ínter ment, wlíioh, in theif Ivaate, Un -y oeg lected to bury. Tho docuiuonU refurred to u!'e : 1. The plan óf nt'ack proposed by Genera] Baauregsrd n McDowell at Centrevilltí, and ipprovnl by ü en oía I Johuotuü. It id dated Jnly 2Üth, and shows that they intonded to üttnuk McDoWell; that the (orco tHtíV intértdüfl to attuck him wi.h consisted of ten brigades, mailing íorly-two reo;irrients ol' iníiintry, thirteon battei'itís of arlillory, and tvventy onu ounpanie.s of cava'ry, in ::ddition to thu'r reserve-. - What might have been the resrlt oí this attack hnd MoDiweH waited, may fonn a subject otf curioqs pucuhition aiiiong militury rúen. 2. A list of Quartennaster stores cnptuíed at the battle of Buil Run. 3. A list oí hospital eqwpmenta eaptured at the baltic of Buli Run. 4. At) absiraet of' prisiiiATs c-ajitured otthe battle of Buil Hun. The total is 1,421. 5. A list of ammunition c.iptured íit thebaüle of lï'jll Kun. 6. A report frni Tiioi))as G Rhott, As6Ístunt Ad'pitánt General to General Johnston, showiog the forces irom General johnston's uorps which partícipated in the battle. These, it will be re.nuitiber d, were, in addition to those of General BeauregarJ, the part of tho forcé wnieh escapea General Patterson tojoin General Boanreijard. 7. An incomplete statetnc;nt, witliout date, nade up (undoubtedly) since the battle of Buil Run, having the followintr indorsegneof, signed G. W. Lay (it will be remembered ihat Lay was an Aid to Gen. Seott previous totha rubellion); " Incomplete, but sent to Col. Jordán infonnally for what it is worth, for temporary pnrposes." Thie document includes none of tha coi p.s of Gustavos W. Smith. By this statement, incomplate as it is, there seeins to havo been seventeen brigades (sixtv regim nts) of infantry, tan recita -nts oí artillery, bíx regimonts of cavalry, in tho robel arníy at somo time sir.co the battle of Buli Run. The boijsted orfe hundred oarmon capturad at Uull Run are reduced by tliis statement to twenty-seven ; the boasted tan thousand rrtuskot to füur tbousatid. Tliese documenta Were all regula! y indorsëd, ard bear every mark oí beiíig genuino official papers, fhey will giv'a inmh i;:t to ti Tíiri.ial historian tnnking up a record f tho battle of Buil Kun: