used Ray flaw study: Neatly mounted and illustrated on album leaf, comprising GJ, HH, ID, JA and JC with upper-left ray normal; CI, EE and FD with 7 o'clock flaw; LC, MG, NH, OH and QF with 7 and 10 o'clock ray flaws; margins all round (mostly good to large), neatly or lightly cancelled and mostly fine

Details
used Ray flaw study: Neatly mounted and illustrated on album leaf, comprising GJ, HH, ID, JA and JC with upper-left ray normal; CI, EE and FD with 7 o'clock flaw; LC, MG, NH, OH and QF with 7 and 10 o'clock ray flaws; margins all round (mostly good to large), neatly or lightly cancelled and mostly fine