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spec: Unfortunately most of these have failed , or the DNA cannot be shown to be original and authentic . Room B10 could have room for more points but not B13 or 26 . These propositions differ from the former in being indefinite and not universal in character . Their reliability are proverbial and are often used as a yardstick and a reference model for other ( new ) forensic techniques mainly to profit from their widespread image . Field Ornithologists exists to promote the field study , conservation and enjoyment of Colorado birds ; review sightings of rare birds ; maintain the authoritative list of Colorado birds through the Colorado Birds Records Committee ; publish the Journal of Colorado Field Ornithologists ; conduct field trips and workshops and hold annual convention . The propensity to indulge in them is sentimentality . The purpose of the grant was to provide training for Iraqi librarians and archivists that would allow them to modernize Iraq 's libraries . It was gray and hazy , with a brisk March wind gusting up from the Alabama River as the column came over the crest of the [ Edmund Pettus Bridge [ 4 ] ] and saw a chilling sight . When germane to a pending letter ruling request , a request to limit the retroactive effect of a revocation or modification of a letter ruling may be made as part of the request for the letter ruling , either initially or at any time before the letter ruling is issued .