22R
21R
20R
19R
18R
17R
16R
15R

13twelfthflatR

12eleventhflatR

11tenthflatR

10ninthflatR

9eigthflatR

8seventhflatR

7sixthflatR

6fifthflatR

5fourthflatR

4thirdflatR

3secondflatR


2firstflatR

1basementR








Peter Newell. The Rocket Book. New York : Harper & Brothers. 1912
Library of Congress