"Volume 163: In celebration of the Ray Society, established 1844, and its founder George Johnston (1797-1855). 1994. Eight facsimile prints with 8 sheets of descriptive text by various authors. 35x45cm. With an introductory essay by E.Platts and a list of Ray Society publications compiled by E.Platts and D.Heppell. 1994. Limited to 500 sets. 

This set includes mounts.  They are also available unmounted.