Wolff M E Alfred R (2 results)

Hardcover. Condition: Fine. 2nd ed.xiii, 188 pages : color illustrations ; 29 cm ; ISBN 9780881920482, 9780917304095, 0881920487, 0917304098 ; OCLC 17441008 ; LCCN 77018737 ; LOC No SB413.J34 V47 ; Dewey 634.9/722/7 ; Bibliography: p. [171]-173. ; Green cloth ; no dustjacket ; J. D. Vertrees (1915--1993) was an entomologist, nurseryman, and educator who collected rare and unusual maples in southern Oregon. He was probably the most knowledgeable grower of Japanese maples in his time, amassing an impressive list of awards. ; Contents : Character and history -- What is a Japanese maple -- Momiji and Kaede -- The character of Japanese maples -- Variegation -- In regard to Fu -- History of Japanese cultivars -- Old literature on Japanese maples -- Taxonomy and nomenclature -- Taxonomy -- Nomenclature, difficulties and confusions -- Taxonomic subdivisions of acer palmatum -- Culture -- Culture in the garden -- Pests and problems -- Propagation -- Methods of propagation -- The cultivars displayed -- How to read cultivars -- Cultivars and selections of acer palmatum -- Plamate group -- Dissectum group -- Deeply divided group -- Linearilobum group -- Dwarf group -- Semi dwarf group -- Variegated group -- Unusual feature group -- New hybrids -- Cultivars & selections of acer japonicum -- Other acer species from Japan ; One of the first books published by Timber Press, this has remained a bestseller for almost 20 years. It presents the history, taxonomy, nomenclature, culture, & propagation of Acer palmatum & Acer japonicum & illustrates hundreds of wonderful varieties of these versatile trees & shrubs. ; clipped flaps from dustjacket laid in. name on front endpaper ; else FINE. Book.

First edition. 8vo. Dark brown, blind-stamped cloth, dark brown front and rear endpapers, xiii [blank], 159 pp., preface, introduction, illustrated, charts, tables, fold-out charts, mathematical formulas, index. A classic engineering text on using windmills as a source of mechanical power. The book covers the physics of wind and the relationship between wind speed and available power; the design and efficiency of windmill sails and blades; horizontal versus vertical windmills; European and American windmill designs; windmills for pumping water, irrigation, and other mechanical work; practical performance data, efficiencies, and economic comparisons with steam engines; etc. Light wear to the spine ends and corners, else a very good, clean copy.