Heterogeneous photocatalysis is a novel technique for water purification. Publications on photocatalysis span a relatively recent period of not more than 25 years. This is a technique that, according to our extensive experience on the development of laboratory scale and pilot plant units, has great promise to eliminate water and air pollutants. ...
Miguel Serrano, a Chilean diplomat and writer who has travelled widely in India studying Yoga, had a close friendship with Jung and Hesse at the end of their lives. This book is the outcome of his meetings and correspondence with them. Many letters are reproduced including documents of great importance written to the author by Jung shortly before ...
In page after page of dazzling geometrics, an interesting design is spotlighted and split into multiple vibrant, dancing variations. Take motifs from this visual feast to rev up graphics projects or use them to build your own unique designs! Need to enlarge an image? Black-and-white illustrations are vector-based for ultra-clear enhancements.
In this amazing cache of designs, arresting displays of geometrics explode into thousands of fascinating variations. Each of 41 original black-and-white motifs is spun into three pages of adaptations, offering strikingly different variations on the original theme. More than 4,200 images form kaleidoscopic designs, optical illusions, and hypnotic ...
Ash from Army of Darkness and Xena the Warrior Princess clash again! After the events of their last meet-up, Ash is back in 'real' time and Xena and Gabby are back where they started, but they're not going to stay there, not if the Necronomicon has anything to do with it!
by
Cubas, Cristina Fernandez; Marin, Jose Maria; Serrano, Miguel Angel; Calvo, Ester; Valle, Francisco Ignacio Del; Garcia, Arcadio
other copies of this book
Description: Caracas: Universidad Central de Venezuela, 1957. -XXII, 121 p.; 4º (23, 3 cm. ); Cartulina flexible Ed. con solapas. -(Facultad de Derecho. Sección de Publicaciones. 17). -Cubiertas ligeramente fatigadas, con sello tampón en cubierta anterior. MUY AGOTADO. * read more
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