"Ff. 3-33v: [Conoximent de las orines] A treatise on the urine by a Catalan doctor named Johannes, printed by Moliné y Brasés...ff. 33v-94v: [Libre de reseptes] a general collection of recipes recorded by the same Johannes. The whole manuscript has been edited as an early example of a scientific treatise in Catalan." Ferrari and Rouse, p. 10.