 But to convince one's self fully that it is the first feather which produces the peculiar sound, it is only necessary carefully to pluck out such a one, to fasten its shaft with fine thread to a piece of steel wire a tenth of an inch in diameter and a...  Country-side: A Wildlife Magazine - Página 3381907Vista completa - Acerca de este libro
 | Natural History Society of Northumberland, Durham, and Newcastle-upon-Tyne - 1874 - 246 páginas
...peculiar sound, it is only necessary to carefully pluck out such a one, to fasten its shaft with a fine thread to a piece of steel wire, a tenth of an...to fix this at the end of a four-foot stick. If now one draws the feather, with the outer side forward, through the air, at the same time making some short... | |
 | Zoological Society of London - 1858 - 662 páginas
...first feather which produces the peculiar sound, it is only necessary carefully to pluck out such a one, to fasten its shaft with fine thread to a piece...a foot long, and then to fix this at the end of a 4-foot stick. If now one draws the feather, with its outer side forward, sharply through the air, at... | |
 | 1859 - 328 páginas
...first feather which produces the peculiar sound, it is only necessary carefully to pluck out such a one, to fasten its shaft with fine thread to a piece of steel wire a tenth of an inch in diamcter and a oot long, and then to fix this at the end of a four-foot stick. If now you draw the... | |
 | John Timbs - 1869 - 374 páginas
...first feather which produces the peculiar sound, it is only necessary carefully to pluck out such an one, to fasten its shaft with fine thread to a piece...long, and then to fix this at the end of a four-foot Btick. If now you draw the feather, with this outer side forward, sharply through the air, at the same... | |
 | Henry Stevenson - 1870 - 490 páginas
...which produced the peculiar sound, it was only necessary for me carefully to pluck out such a feather, fasten its shaft with fine thread to a piece of steel...a foot long, and then to fix this at the end of a four foot stick. If now I drew the feather, with its outer side forwards, sharply through the air,... | |
 | 1881 - 584 páginas
...first feather which produces the peculiar sound, it is only necessary carefully to pluck out such a one, to fasten its shaft with fine thread to a piece...steel wire a tenth of an inch in diameter and a foot bug, and to fix this at the end of a four-feet stick. If now you draw the feather, with its outer side... | |
 | 1858 - 478 páginas
...that produced the peculiar sound, it was only necessary for me carefully to pluck out such a feather, to fasten its shaft with fine thread to a piece of...to fix this at the end of a four-foot stick. If now I drew the feather, with its outer side forwards, sharply through the air, at the same time making... | |
 | 1881 - 536 páginas
...first feather which produces the peculiar sound, it is only necessary carefully to pluck out such a one, to fasten its shaft with fine thread to a piece...tenth of an inch in diameter and a foot long, and to fix this at the end of a four-feet stick. If now you draw the feather, with its outer side forward,... | |
 | 1909 - 628 páginas
...first feather which produces the peculiar sound, it is only necessary carefully to pluck out such a one, to fasten its shaft with fine thread to a piece...a foot long, and then to fix this at the end of a 4-foot stick. If now one draws the feather, with its outer side forward, sharply through the air, at... | |
 | 1858 - 616 páginas
...first feather which produces the peculiar sound, it is only necessary carefully to pluck out such a one, to fasten its shaft with fine thread to a piece...a foot long, and then to fix this at the end of a 4-foot stick. If now one draws the feather, with its outer side forward, sharply through the air, at... | |
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