Monday, May 10, 2010

QUESTION 243

Fine, a technology question now..
The concept of Y was known to have been applied in Ancient Rome, where aqueduct water was circulated through the walls of certain houses.
In 1902 , X invented the modern Y in Buffalo, NY.
X found a job at the Buffalo Forge Company.
X began experimenting with Y to solve a problem for the Sackett- Wilhelm Lithographic and Publishing Company, and invented the Y...

X
Id X and Y.

QUESTION 242

What is the instrument B?
Connect it to person A


A








B