: This is the most comprehensive source for free PDFs. It hosts dozens of volumes, including: Jane's Fighting Ships 1914 Jane's Fighting Ships 1919 Jane's Fighting Ships of World War II Various Cold War editions from the 1960s, 70s, and 80s.
and Books A Million : Offer new facsimile reprints of the 1920 edition for approximately ~99.
This is the most comprehensive source for free PDF downloads of older volumes. You can find several editions including: Jane's Fighting Ships 1919 Jane's Fighting Ships 1969-70 (Limited borrowing/streaming) World War II Edition (Francis E. McCurtie)