U&lc, published in the 70's by the International Typeface Corporation, has uploaded volume 1. Download them here:
Low Resolution:
Volume 1–1 (Low Res).pdf (5.2 MB)
Volume 1–2 (Low Res).pdf (10.4 MB)
Volume 1–3 (Low Res).pdf (10.6 MB)
High Resolution:
Volume 1–1.pdf (21.9 MB)
Volume 1–2.pdf (43.7 MB)
Volume 1–3.pdf (47.2 MB)
