57	pubsecmat_a1980v17.jpg
132	pubsecmat_a1980v17p13.pdf
52	pubsecmat_a1980v17p21.pdf
361	pubsecmat_a1980v17p25.pdf
166	pubsecmat_a1980v17p47.pdf
124	pubsecmat_a1980v17p5.pdf
44	pubsecmat_a1980v17p57.pdf
579	pubsecmat_a1980v17p59.pdf
840	+
2355	.