Findings from the National Library ... 1) MARTÍ GONZALEZ, Manuel (1881): Manual glazier, plumber and tinsmith . Popular Illustrated Encyclopedic Library. Section 1. Arts and Crafts. Madrid, Tipografia de Estrada, Management and Administration, Fourquet, 7. 280 pp.
Interesting book (without pictures or films in spite of referring to figures) written by an individual of the Madrid Economic Society, Ingeniero de Caminos, Canales y ports, with a foreword by his cousin Ignacio Gonzalez Marti, Ph.D. and Telegraph Corps Officer.
2) GUTIERREZ BUENO, Pedro (1797): Manual glassmaking art. Madrid, 1797. Edited by Justina Rodriguez Garcia, Madrid, 1989. Cuadernos de la UNED. 216 pp.
Incredible recovery of what was a English classic from a microfilm in Philadelphia, among other curiosities recovering old formulas for the manufacture of glass.