Contents of these 19 files are as follows:

NEWDIG1.TXT  (= IN100.TXT) contains newsletters L.c.1, 3 January 1673/4,
                 through L.c.100, 29 October 1674.

NEWDIG2.TXT  (= 101210.TXT) contains newsletters L.c.101, 31 October 1674,
                 through L.c.210, 7 August 1675.

NEWDIG3.TXT  (= 211315.TXT) contains newsletters L.c.211, 10 August 1675,
                 through L.c.315, 22 April 1676.

NEWDIG4.TXT  (= 316420.TXT) contains newsletters L.c.316, 24 April 1676,
                 through L.c.420, 8 January 1676/7.

NEWDIG5.TXT  (= 421518.TXT) contains newsletters L.c.421, 10 January 1676/7,
                 through L.c.518, 24 August 1677.

NEWDIG6.TXT  (= 519645.TXT) contains newsletters L.c.519, 27 August 1677,
                 through L.c.645, 22 June 1678.

NEWDIG7.TXT  (= 646747.TXT) contains newsletters L.c.646, 24 June 1678,
                 through L.c.747, 15 February 1678/9.

NEWDIG8.TXT  (= 748816.TXT) contains newsletters L.c.748, 20 February 1678/9,
                 through L.c.816, 26 July 1679.

NEWDIG9.TXT  (= 817917.TXT) contains newsletters L.c.817, 31 July 1679,
                 through L.c.917, 27 March 1680.

NEWDIG10.TXT (= 9181028.TXT) contains newsletters L.c.918, 29 March 1680,
                 through L.c.1028, 4 January 1680/1.

NEWDIG11.TXT (= 10291164.TXT) contains newsletters L.c.1029, 6 January 1680/1,
                 through L.c.1164, 10 December 1681.

NEWDIG12.TXT (= 11651276.TXT) contains newsletters L.c.1165, 24 December 1681,
                 through L.c.1276, 19 September 1682.

NEWDIG13.TXT (= 12771353.TXT) contains newsletters L.c.1277, 21 September 1682,
                 through L.c.1353, 22 March 1682/3.

NEWDIG14.TXT (= 13541431.TXT) contains newsletters L.c.1354, 24 March 1682/3,
                 through L.c.1431, 8 September 1683.

NEWDIG15.TXT (= 14321514.TXT) contains newsletters L.c.1432, 11 September 1683,
                 through L.c.1514, 25 March 1684.

NEWDIG16.TXT (= 15151630.TXT) contains newsletters L.c.1515, 27 March 1684,
                 through L.c.1630, 25 February 1685/6.

NEWDIG17.TXT (= 16311777.TXT) contains newsletters L.c.1631, 2 March 1685/6,
                 through L.c.1777, 24 February 1686/7.

NEWDIG18.TXT (= 17781942.TXT) contains newsletters L.c.1778, 26 February 1686/7,
                 through L.c.1942, 1 December 1688.

NEWDIG19.TXT (= 19432100.TXT) contains newsletters L.c.1943, 4 December 1688,
                 through L.c.2100, 11 June 1692.