Cumulative list of organizations, contributions to which are deductable under section 23 (o) and section 23 (q) of the Internal revenue code and the corresponding sections of prior revenue acts.

Mode of access: Internet.

The standard-operaglass : containing the detailed plots of ninety celebrated operas with critical remarks, dates &c. &c. /

Mode of access: Internet.

Engineering materials list : cumulative indexes /

"Subject Index for Supplements 13 through 26; Engineering Category Index for Supplements 1 through 26; Corporate Author Index for Supplements 13 through 26."

Engineering materials list : cumulative index /

"June 1968."

Engineering materials list : cumulative index /

"February 1969."

Engineering materials list : cumulative index 1968-1971 /

"March 1972."

Lessons from the Morrow Plots /

Cover title.

Estimating cumulative traffic loads.

"HRDI-13/03-05(600)E"--P. [4] of cover.

The cumulative daily digest of corporation news.

Latest issue consulted: 1925, 5th bi-monthly number (Sept./Oct. 1925).

Publications, 1904-1956; a cumulative index with author and subject listings.

Cover title

The standard operas, their plots, their music, and their composers ; a handbook /

Mode of access: Internet.

Report of progress of work and guide to experimental plots, North Central Experiment Station, Grand Rapids

At head of title: The University of Minnesota, Agricultural Experiment Station.

Engineering materials list : cumulative drawing number Index through supplement 24 /

AEC Report No. TID-4101 REV. 1.

[National geographic magazine.] Cumulative index to the National geographic magazine, vol. [10-42], 1899 to 1922 inclusive.

Mode of access: Internet.

Winston's cumulative encyclopedia; a comprehensive reference book.

Blank leaves inserted.