The Rebel Loss At Fair Oaks

. w York, June 9. The liiehinond Dispatuh of tho otli states tliat tlio rebel loss in the lato battle was 8,000, ucludiog iive Geucrals, twcnty-threo Colonela, ten Majors, and fiftyueven Cuptaing. The Dispalch complains tbat the Federáis can, at nny time, out off the retreat of the Confederates, by seizing the railroads at Petersburg, and iutimates that the retreat to Ljnohburg and the uiountaina is the onlv oue lult iheiq.