(a) A publication is eligible for incorporation by reference under 5 U.S.C. 552(a) if it--
(1) Conforms to the policy stated in Sec. 51.1;
(2)(i) Is published data, criteria, standards, specifications, techniques, illustrations, or similar material; and
(i) Is published data, criteria, standards, specifications, techniques, illustrations, or similar material; and
(ii) Does not detract from the usefulness of the Federal Register publication system; and
(3) Is reasonably available to and usable by the class of persons affected. In determining whether a publication is usable, the Director will consider--
(i) The completeness and ease of handling of the publication; and
(ii) Whether it is bound, numbered, and organized, as applicable.
* * * * *