This is a currency note from the Bank of the United States and is not an obligation of the United States government. The Treasury Department did not issue notes intended for circulation as currency until 1862.
The grommet panel must be a minimum of 70 inches wide, between the side hem seams, to provide just slightly more than 1.5 times fullness on the 40-inch space.
This type of shower enclosure is a door up to 33 wide with a 90 degree return panel. The door cannot exceed 33 wide because of hardware limitations. Normal size door is 28 wide and standard shower enclosure heights are 72 Tall. So for example if your opening is 45 from wall to wall you could have a 28 door with a 17 wide panel. Here you have also two different way to mont the door.