Grading - refer to pics of actual item
Cover/Sleeve: VG - Some creases to edges & Spine, laminate lifted here and there. Inner Sleeve yellowed Vinyl: EX - Nice sheen. No scratches or blemishes - some very fine sleeve scuffing only upon close inspection. A very nice example all in all.

Black Sabbath ‎– Master Of Reality Label: Vertigo ‎– 6360 050 Format: Vinyl, LP, Album, Stereo, Embossed Box Sleeve & Poster Country: UK Released: 21 Jul 1971 Genre: Rock Style: Heavy Metal, Doom Metal
Tracklist
A1Sweet Leaf Written-By – Ward*, Osbourne*, Butler*, Iommi* A2After Forever Written-By – Iommi* A3Embryo Written-By – Iommi* A4Children Of The Grave Written-By – Ward*, Osbourne*, Butler*, Iommi* B1Orchid Written-By – Iommi* B2Lord Of This World Written-By – Ward*, Osbourne*, Butler*, Iommi* B3Solitude Written-By – Ward*, Osbourne*, Butler*, Iommi* B4Into The Void Written-By – Ward*, Osbourne*, Butler*, Iommi*
Companies, etc.
Printed By – Howards Printers (Slough) Ltd. Made By – Howards Printers (Slough) Ltd. Pressed By – Phonodisc Ltd. Lacquer Cut At – Phonodisc Ltd. Produced For – Tony Hall Enterprises Published By – Essex Music International Ltd. Credits Art Direction – Mike Stanford Design – Bloomsbury Group Photography By [Poster] – Keef (4) Producer – Rodger Bain
Notes Released on a 'swirl' Vertigo label [inverted black & white for side B]  Vertigo poly-lined inner sleeve in a fully laminated 'box type' cover opening both from the top and bottom. Both title and band name are embossed.
With swirl on the inner sleeve. 
Matrix / Runout (Runout A - ): 6360050 1Y//1▽420 1 1  5 Matrix / Runout (Runout B - ): 6360050 2Y//1▽420 1 2  20

On 22-Oct-20 at 11:09:42 BST, seller added the following information:

IMPORTANT NOTE: THERE IS NO ORIGINAL POSTER WITH THIS ALBUM. IT IS MENTIONED IN THE 'FORMAT' AS THIS IS TAKEN FROM THE DISCOGRAPHY FOR INFORMATION ONLY. PLEASE RETRACT YOUR BID IF THAT IS UNACCEPTABLE. APOLOGIES FOR ANY CONFUSION HERE