Title:          The Problem of Increasing Human Energy
Author:         Nikola Tesla
Creator:        calibre 6.25.0
Producer:       calibre 6.25.0
CreationDate:   Thu Dec 21 21:53:30 2023
ModDate:        Thu Dec 21 21:53:30 2023
Tagged:         no
Form:           none
Pages:          77
Encrypted:      no
Page size:      612 x 792 pts (letter) (rotated 0 degrees)
File size:      805820 bytes
Optimized:      no
PDF version:    1.4