Mclean d v (10 risultati)

softcover. Condizione: with no dust jacket. No Dust Jacket. Disbound, Pin Holes; browned edges, hole at top left corner, vertical crease, 15 pages.

Hardcover. Condizione: Good (+) Book. No Jacket. First Edition. Dark green hardcover with bold black title. Secure binding with a few mild inner binding cracks and clean pages. School stamp on the inside cover: PROPERTY OF THE DORMONT PUBLIC SCHOOLS DORMONT, PA. Desk Copy For use in Room No. 8, Oct. 1919. The cover has mild wear at the front fore edge, a small stain at the rear board, with very light working and lightly rubbed edges. Just under 7 1/2 x 5 1/4 with 123 pages plus ads. Scarce Americana children's educational book. Size: 12mo - over 6¾ - 7¾" tall. Book. …

Condizione: Very good. Second printing. Paper bound. Very good condition. Part of top front edge sun-faded. Possibly signed by the author and the publisher. Internally clean and tight.

Condizione: New.

1942. (Periodical) Very good. 115-146pp. Photograph, maps, tables, notes, index. Contributors include C.H.D. Clarke (The Indian As Conservationist), C. McLean Fraser (The Collecting of Marine Zoological Material in British Columbia Waters), E.V. Goodwill (The Summer Birds of the Madsen Area, Patricia District, Ontario), T.H. Manning (Notes on Some Fish of the Eastern Canadian Arctic), A.L. Rand (Larus Kumlieni and its Allies), Vadim D. Vladykov (Precision with Which Speckled Trout (Salvelinus Fontinalis) Return to the Same Spawning Grounds). Locale: ; British Columbia; Patricia District--Ontario. (Natural History, Birds, Conservation, Fish, Indians of North America, Natural History, Trout Fishing). …

Condizione: As New. Unread book in perfect condition.

Condizione: New.

Condizione: As New. Unread book in perfect condition.

Condizione: Sehr gut. Zustand: Sehr gut | Sprache: Englisch | Produktart: Bücher | Keine Beschreibung verfügbar.

Condizione: Good. - Octavo, printed self-wraps. 34 pages. Possibly lacks 1 folding leaf of plates. There is foxing to the title & the last page with scattered lighter foxing & staining throughout. There are 2 tiny stains to the bottom margin of the last page. Good. Attempts to introduce sericulture to the United States had been sporadic and largely unsuccessful. In 1831 a manual on sericulture by J. H. Cobb was distributed to members of Congress. A determined effort to establish silk culture then led to the "Mormus multicaulis craze". Thousands of individuals bought and planted mulberry plants of this species on large areas of valuable land. The investments far exceeded possible returns and when heavy frosts destroyed plantations of the trees, the many failures and disappointments led to silk culture being more or less abandoned in the States. A later attempt to develop a hardy race of silk-producing insects by crossing the gypsy moth with the silkworm moth resulted in the gypsy moth becoming one of North America's most serious forest pests.On pages 16-17 McLean suggests that silk farming will offer employment to "indigent females and children" who are suffering as a result of the industrial revolution.Scarce.…