They are extremely difficult to control, and the larval stage covers a period of two or more years.
— from Garden Pests in New Zealand A Popular Manual for Practical Gardeners, Farmers and Schools by David Miller

The fore-finger of Sir W. J. Herschel as printed on two occasions, many years apart (enlarged scale).
— from Finger Prints by Francis Galton

It has been quite definitely established, by observation over a period of ten or more years, that the pollen of the Weschcke variety black walnut does not cause fruiting in its own pistillate blooms.
— from Growing Nuts in the North A Personal Story of the Author's Experience of 33 Years with Nut Culture in Minnesota and Wisconsin by Carl Weschcke

The dress of a mounted warrior pl. 76 ), as in battle or in the dance, would be as follows, the cost being estimated as before: 589 Mounted Warrior’s Dress Buffalo robe painted with battle scenes and garnished with porcupine quills; best; 6 robes $18.00 Skin shirt and leggings garnished with human hair and porcupine quills, valued at 1 horse or 10 robes 30.00 War-eagle feather cap, largest kind; price, 2 horses, 10 robes each 60.00 Necklace of bear’s claws wrought on otter skin, 6 obes 18.00 Feathers of the war eagle on shield, lance, and horse, 10 robes 30.00 Garnished moccasins, 1 robe 3.00 Shell ear ornaments, 4 robes 12.00 Total 171.00 Another fancy dress would cost as follows: Scarlet blanket, 4 robes, at $3 $12.00 Beads on same, 10 robes 30.00 Skin shirt and leggings garnished with porcupine quills and trimmed with ermine, 20 robes 60.00 Bear’s-claw necklace, 6 robes 18.00 Soldier’s cap of magpie feathers, tipped with red and fringed with ermine, 10 robes 30.00 Brass-wire arm bands, 3 robes 9.00 Eagle feathers on lance and shield, 6 robes 18.00 Shell ear ornaments and moccasins, 4 robes 12.00 Total 189.00 Both of the above dresses are principally of their own manufacture; yet if a trader wishes to purchase them he has great difficulty in doing so, even by paying the above prices in merchandise, of which they always stand in need; indeed, they seldom can be induced to part with them on any terms unless forced to sell to supply some reverse by loss of property which has happened to their families.
— from Indian Tribes of the Upper Missouri Edited with Notes and Biographical Sketch by Edwin Thompson Denig

The swelling or puffiness of the mucous membrane becomes more marked as repeated attacks of subacute and acute inflammation occur, from year to year, over a period of twenty or more years.
— from Intestinal Ills Chronic Constipation, Indigestion, Autogenetic Poisons, Diarrhea, Piles, Etc. Also Auto-Infection, Auto-Intoxication, Anemia, Emaciation, Etc. Due to Proctitis and Colitis by Alcinous B. (Alcinous Burton) Jamison