Port Matilda, Pennsylvania

The United States census of 1880 conducted by the Census Bureau during June 1880 was the tenth United States census. It was the first time that women were permitted to be enumerators. The Superintendent of the Census was Francis Amasa Walker. This was the first census in which a city—New York City—recorded a population of over one million.

The United States census of 1930, conducted by the Census Bureau one month from April 1, 1930, determined the resident population of the United States to be 122,775,046, an increase of 13.7 percent over the 106,021,537 persons enumerated during the 1920 census.

The United States census of 1940, conducted by the Census Bureau, determined the resident population of the United States to be 132,164,569, an increase of 7.6 percent over the 1930 population of 122,775,046 people. The census date of record was April 1, 1940.

The United States census of 1950, conducted by the Census Bureau, determined the resident population of the United States to be 150,697,361, an increase of 14.5 percent over the 131,669,275 persons enumerated during the 1940 census.

The United States census of 1960, conducted by the Census Bureau, determined the resident population of the United States to be 179,323,175, an increase of 19 percent over the 151,325,798 persons enumerated during the 1950 census. This was the first census in which all states recorded a population of over 200,000. This census's data determined the electoral votes for the 1964 and 1968 presidential elections. This was also the last census in which New York was the most populous state.

The United States census of 1970, conducted by the Census Bureau, determined the resident population of the United States to be 203,392,031, an increase of 13.4 percent over the 179,323,175 persons enumerated during the 1960 census.

The United States census of 1980, conducted by the Census Bureau, determined the resident population of the United States to be 226,545,805, an increase of 11.4 percent over the 203,184,772 persons enumerated during the 1970 census. It was the first census in which a state—California—recorded a population of 20 million people, as well as the first in which all states recorded populations of over 400,000.

The United States census of 1990, conducted by the Census Bureau, was the first census to be directed by a woman, Barbara Everitt Bryant. It determined the resident population of the United States to be 248,709,873, an increase of 9.8 percent over the 226,545,805 persons enumerated during the 1980 census.

The United States census of 2000, conducted by the Census Bureau, determined the resident population of the United States on April 1, 2000, to be 281,421,906, an increase of 13.2 percent over the 248,709,873 people enumerated during the 1990 census. This was the twenty-second federal census and was at the time the largest civilly administered peacetime effort in the United States.

The United States census of 2010 was the twenty-third United States national census. National Census Day, the reference day used for the census, was April 1, 2010. The census was taken via mail-in citizen self-reporting, with enumerators serving to spot-check randomly selected neighborhoods and communities. As part of a drive to increase the count's accuracy, 635,000 temporary enumerators were hired. The population of the United States was counted as 308,745,538, a 9.7% increase from the 2000 census. This was the first census in which all states recorded a population of over half a million people as well as the first in which all 100 largest cities recorded populations of over 200,000.

The United States census of 2020 was the 24th decennial United States census. Census Day, the reference day used for the census, was April 1, 2020. Other than a pilot study during the 2000 census, this was the first U.S. census to offer options to respond online or by phone, in addition to the paper response form used for previous censuses. The census was taken during the COVID-19 pandemic, which affected its administration. The census recorded a resident population of 331,449,281 in the fifty states and the District of Columbia, an increase of 7.4 percent, or 22,703,743, over the preceding decade. The growth rate was the second-lowest ever recorded, and the net increase was the sixth highest in history. This was the first census where the 10 most-populous states each surpassed 10 million residents, and the first census where the 10 most-populous cities each surpassed 1 million residents.

A town is a human settlement. Towns are generally larger than villages and smaller than cities, though the criteria to distinguish between them vary considerably in different parts of the world.

The Pennsylvania Canal was a complex system of transportation infrastructure improvements including canals, dams, locks, tow paths, aqueducts, and viaducts. The Canal and Works were constructed and assembled over several decades beginning in 1824, the year of the first enabling act and budget items. It should be understood the first use of any railway in North America was the year 1826, so the newspapers and the Pennsylvania Assembly of 1824 applied the term then to the proposed rights of way mainly for the canals of the Main Line of Public Works to be built across the southern part of Pennsylvania.

Latrobe is a city in Westmoreland County, Pennsylvania, United States. The population was 8,060 as of the 2020 census. A part of the Pittsburgh metropolitan area, it is located near Pennsylvania's scenic Chestnut Ridge. Latrobe was incorporated as a borough in 1854, and as a city in 1999. The current mayor is Rosemarie M. Wolford.

Fred McFeely Rogers, better known as Mister Rogers, was an American television host, author, producer, and Presbyterian minister. He was the creator, showrunner, and host of the preschool television series Mister Rogers' Neighborhood, which ran from 1968 to 2001.

A kiln is a thermally insulated chamber, a type of oven, that produces temperatures sufficient to complete some process, such as hardening, drying, or chemical changes. Kilns have been used for millennia to turn objects made from clay into pottery, tiles and bricks. Various industries use rotary kilns for pyroprocessing and to transform many other materials.