Letters to Kurt has 120 pages.
Letters from Wolfie has 256 pages.
The Screwtape Letters has 175 pages.
Letters to Ottla has 130 pages.
Letters from the Afterworld has 327 pages.
The Whalestoe Letters has 86 pages.
Letters to Jenny has 288 pages.
The Beatrice Letters has 72 pages.
Letters to Milena has 298 pages.
Letters from the Inside has 160 pages.
The Yage Letters has 68 pages.
"A Bundle of Letters" by Henry James has 130 pages in the print version.
Letters to a Young Brother has 192 pages.