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About 80% of childbirths occur between 37 and 41 weeks of gestational age, with a somewhat more narrow span when based on first trimester ultrasound. [ 11 ] Given that these gestation lengths are only estimates of an average, it is helpful to consider gestation time as a range of dates rather than as a single "due date".
The Texas Land Survey System is often measured in Spanish Customary Units. The most important of these is the vara, which, while ambiguous in the past, was legally established to be exactly 33 + 1 ⁄ 3 inches (846.67 mm) long in June 1919. [2] The subdivision levels in Texas are as follows: [3]
For example, if there is a gestational age based on the beginning of the last menstrual period of 9.0 weeks, and a first-trimester obstetric ultrasonography gives an estimated gestational age of 10.0 weeks (with a 2 SD variability of ±8% of the estimate, thereby giving a variability of ±0.8 weeks), the difference of 1.0 weeks between the ...
Law of April 6, 1830 was issued because of the Mier y Terán Report to counter concerns that Mexican Texas, part of the border state of Coahuila y Tejas was in danger of being annexed by the United States. Immigration of United States citizens, some legal, most illegal, had begun to accelerate rapidly.
Spanish Texas was one of the interior provinces of the colonial Viceroyalty of New Spain from 1519 until 1821. Spain claimed ownership of the region in 1519. Slave raids by Spaniards into what became Texas began in the 16th century and created an atmosphere of antagonism with Native Americans (Indians) which would cause endless difficulties for the Spanish in the future.
Land would be granted from available public land. Spanish custom had allowed residents continuing use of their land as long as there was no challenge to ownership. [10] The new law allowed residents, including Christianized natives, to claim title to any land they inhabited, cultivated, or used for grazing. [8] Each state was to have ...
Map of Texas in 1833 showing several of the land grants. An empresario (Spanish pronunciation: [em.pɾe.ˈsaɾ.jo]) was a person who had been granted the right to settle on land in exchange for recruiting and taking responsibility for settling the eastern areas of Coahuila y Tejas in the early nineteenth century.
All Spanish inhabitants who have Indians in an encomienda must have the infants baptized within a week of their birth. After the Indians have been brought to the estates, gold shall be searched for as follows: Indians in an encomienda must search for gold for five months a year and at the end of the five months are allowed to rest for forty ...