The Measure Of Manhattan The Tumultuous Career And Surprising Legacy Of John Randel Jr Cartographer Surveyor Inventor -

how manhattan got its street grid excerpt scientific - how manhattan got its street grid excerpt to accommodate a fast growing new york city john randel jr began to lay out the city s streets in 1808 an impressive endeavor that holds lessons, commissioners plan of 1811 wikipedia - the commissioners plan of 1811 was the original design for the streets of manhattan above houston street and below 155th street which put in place the rectangular grid plan of streets and lots that has defined manhattan to this day it has been called the single most important document in new york city s development and the plan has been described as encompassing the republican, chesapeake delaware canal wikipedia - the chesapeake delaware canal c d canal is a 14 mile 22 5 km long 450 foot 137 2 m wide and 35 foot 10 7 m deep ship canal that connects the delaware river with the chesapeake bay in the states of delaware and maryland in the united states the c d canal is owned and operated by the u s army corps of engineers philadelphia district the project office in chesapeake city maryland