The 1870 Marion County, West Virginia, US Federal Census 
contains 310 pages (census images).

If you are interested in helping to transcribe the index, contact the 
Marion County File Manager (email link is on the following webpage):
http://www.usgwarchives.net/wv/marion/marion.htm

In the folder for the census image files:
http://www.usgwarchives.net/wv/marion/census/1870/
the name of each census-image-file is the stamped page number for that sheet.

When the stamped page numbers were added, they were placed only on the front-side.
The reverse-side of the page was not stamped. An "a" has been added to the
number on the pages that were stamped. For the reverse-side of the page,
a "b" has been added to the same number that's stamped on the front-side.

Scanned images for the following 10 pages are not included. 
446a-446b, 541a-541b, 559a-559b, 575a-575b (both sides of the 4 sheets were blank)
558a-558b the two pages are for Mason County rather than Marion County.

The following list shows the 1870 Marion County districts with page-ranges.
   ==================       ======================
   DISTRICT                 PAGE-RANGE
   ==================       ======================
   Fairmont                  532a-533b
   Fairmont Township         560a-574b
   Fairmont Town             576a-581b
   Grant Township            534a-540b
   Lincoln Township          542a-557b, 507a-517b
   Mannington Township       481a-498a, 518a-531b
   Mannington Town           499a-504a
   Palatine Township         423a-430a
   Paw Paw Township          447a-465b, 505a-506b
   Union Township            422a-422b, 467a-480b
   Winfield Township         431a-446b