Great Britain 1992 Birth Centenary of J.R.R. Tolkien booklet pane variety, SGX1012lyvarGreat Britain 1992 Commemorating the Birth Centenary of J. R. R. Tolkien, SGX1012lyvar. Post Office fresh unmounted mint multiple booklet pane of nine with central Tolkien monogram label. The multi value booklet pane of nine with variety "phosphor omitted". It is believed to be the sole surviving intact pane as all panes were split into singles. Booklet pane contains: 2 x 18p bright green (SGX1012Eay, GB Specialised Catalogue No: UG42var) 2 x 24p