Hercules Inc Watch

from SC 13D/A 3 pages Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Hercules Inc Mjg Associates, Inc. Gabelli International Ltd 10/02/07 2,000- 21.9075 9/24/07 3,000- 21.4400 Gamco Asset Management Inc. 10/02/07 5,300- 21.8400 10/01/07 100- 21.4400 9/28/07 1,000- 21.1000 9/27/07 900 20.6800 9/25/07 500- 20.8280 9/25/07 1,900- 20.6047 9/19/07 400- 21.1125 9/14/07 500- 19.7000 9/11/07 1,000- 19.9000 9/10/07 500- 19.7440 9/05/07 600- 21.1733 9/05/07 2,000- 21.1755 9/04/07 2,000- 21.0200 9/04/07 5,000- 20.8800 9/04/07 2,000- 21.2001 8/30/07 3,000- 20.9000 8/30/07 3,000- 20.8800 8/28/07 3,500- 21.0000 8/27/07 6,500- 21.5169 8/27/07 2,000- 21.6000 8/24/07 2,000- 21.2600 8/24/07 10,000- 21.3091 8/24/07 500- 21.3520 8/24/07 7,500- 21.3304 8/23/07 2,500- 21.2520 8/23/07 10,000- 21.2855 8/17/07 400- 19.5097 8/13/07 750- 19.5600 8/09/07 1,753- 20.4000 8/07/07 2,100- 20.5367 Gabelli Funds, LLC. Gabelli Value Fund 10/02/07 50,000- 21.9188 9/04/07 19,000- 21.4079 8/27/07 3,000- 21.6800 Gabelli Equity Trust 9/24/07 5,000- 21.2720 Gabelli Asset Fund 9/24/07 10,000- 21.3158 (1) Unless Otherwise Indicated, All Transactions Were Effected on the NYSE. (2) Price Excludes Commission

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Hercules Inc. Mjg Associates, Inc. Gabelli International II Ltd 12/21/06 1,500- 19.2200 12/19/06 1,500- 18.7900 11/13/06 3,000- 18.4313 Gabelli International Ltd 11/13/06 5,000- 18.4313 11/06/06 2,000- 18.0200 Gamco Asset Management Inc. 1/04/07 3,600- 19.1700 12/27/06 7,000- 19.3667 12/27/06 1,800- 19.4239 12/27/06 5,000- 19.3800 12/26/06 3,000- 19.3600 12/22/06 10,000- 19.2810 12/22/06 3,500- 19.2786 12/12/06 5,000- 18.8116 12/07/06 3,000- 18.9077 12/06/06 2,600- 18.9758 12/01/06 1,500- 18.2500 11/29/06 500- 18.7300 11/28/06 10,000- 18.5518 11/21/06 10,000- 18.8209 11/21/06 12,000- 18.8473 11/20/06 1,000- 19.0500 11/16/06 1,800- 19.1500 11/16/06 3,600- 19.0822 11/16/06 2,500- 19.0600 11/16/06 400 19.0244 11/16/06 400- 19.0110 11/15/06 5,000- 19.0000 11/15/06 600 18.9800 11/15/06 11,400- 19.0500 11/14/06 4,000- 18.6668 11/14/06 10,000- 18.6020 11/14/06 5,000- 18.6726 11/13/06 3,900- 18.4162 11/13/06 4,250- 18.4100 11/10/06 2,000- 18.2400 11/09/06 3,200 18.2900 11/07/06 1,000 18.1900 11/07/06 4,000- 18.0800 11/07/06 5,000- 18.1800 11/06/06 13,422- 17.9907 11/06/06 1,360- 18.0100 11/06/06 1,000- 17.9500 Gabelli Funds, LLC. Gabelli Value Fund 1/03/07 4,000- 19.5400 12/29/06 30,000- 19.5024 11/15/06 15,000- 19.0004 11/14/06 20,000- 18.6716 Gabelli Small Cap Growth Fund 11/13/06 7,500- 18.4512 11/10/06 2,500- 18.2800 11/08/06 20,000- 18.1861 11/07/06 10,000- 18.1506 Gabelli Equity Trust 11/13/06 8,000- 18.3885 11/10/06 2,500- 18.2700 11/09/06 4,500- 18.2747 Gabelli Asset Fund 1/03/07 10,000- 19.5200 11/06/06 8,000- 18.0370 Gabelli Capital Asset Fund 11/07/06 10,000- 18.2823 (1) Unless Otherwise Indicated, All Transactions Were Effected on the NYSE. (2) Price Excludes Commission

from SC 13D/A ~5 pages Underwriting agreement

from SC 13D/A ~5 pages Underwriting agreement

from SC 13D/A ~5 pages Underwriting agreement

from SC 13D/A ~5 pages Underwriting agreement

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Hercules Inc Gamco Investors, Inc. 7/22/03 17,200- 10.8738 7/22/03 6,000- 10.8100 7/22/03 7,000- 10.7880 7/21/03 8,500- 10.9288 7/21/03 3,000- 10.8467 7/21/03 5,000- 10.8500 7/18/03 500- 10.9720 (1) Unless Otherwise Indicated, All Transactions Were Effected on the NYSE. (2) Price Excludes Commission

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Hercules Inc Gabelli Global Partners LP 7/10/03 8,295 10.3217 Gamco Investors, Inc. 7/16/03 2,000- 11.0830 7/16/03 5,000- 11.1060 7/15/03 4,800- 11.0875 7/15/03 7,000- 11.0814 7/15/03 5,000- 11.0698 7/14/03 5,000- 11.0372 7/14/03 2,500- 11.1500 7/14/03 1,000 11.0100 7/14/03 12,000- 11.2386 7/14/03 280,000- *Do 7/10/03 40,973 10.3217 7/07/03 3,000 9.9020 7/07/03 3,000- 9.9500 7/03/03 2,000 9.7000 7/02/03 700- *Do 7/02/03 700- 9.8114 6/30/03 1,000 10.0550 6/27/03 4,000- 10.1747 6/26/03 8,000- 10.0683 6/26/03 5,000 10.2000 6/25/03 3,400 10.0500 6/24/03 5,427- 10.0872 6/24/03 1,600 10.0500 6/19/03 5,000- 10.3700 6/18/03 5,000- 10.3400 6/17/03 15,000- 10.0943 6/13/03 3,500- 10.0343 6/12/03 3,000- 9.9620 6/11/03 1,500 9.8900 6/11/03 3,000- 9.8900 6/09/03 1,000- 9.8000 6/06/03 1,000- *Do 5/29/03 3,902- *Do 5/28/03 5,000 9.7550 5/27/03 4,000 9.7000 5/27/03 5,000 9.7532 5/27/03 1,000- *Do Gabelli Funds, LLC. Gabelli Value Fund 6/25/03 5,000- 10.1118 Gabelli Asset Fund 6/06/03 5,000- 10.1718 Gabelli Capital Asset Fund 7/14/03 4,000- 11.1750 7/14/03 10,000- 11.2500 6/12/03 3,000- 9.9560 (1) Unless Otherwise Indicated, All Transactions Were Effected on the NYSE. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership

from SC 13D/A 1 page Underwriting agreement

from SC 13D/A ~5 pages Underwriting agreement

from SC 13D/A ~10 pages Underwriting agreement

from SC 13D/A ~5 pages Underwriting agreement

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Hercules Inc Gamco Investors, Inc. 5/14/01 1,000 13.2200 5/11/01 5,000 12.3300 5/10/01 5,000 12.2052 5/10/01 10,000 12.2360 5/10/01 10,000 12.2052 5/10/01 10,000- 12.4250 5/10/01 4,000- 12.3800 5/10/01 20,000 12.2495 5/10/01 20,000 12.4250 5/10/01 5,000 12.2360 5/10/01 20,000- 12.3373 5/10/01 4,000 12.3800 5/10/01 10,000- 12.2495 5/10/01 10,000- 12.2360 5/10/01 10,000- 12.2052 5/10/01 2,000 12.3800 5/10/01 20,000 12.3373 5/09/01 10,000 11.9785 5/09/01 5,000 12.0844 5/09/01 4,000 12.1000 5/09/01 1,000 12.1500 5/09/01 500 11.8500 5/09/01 5,000 11.8920 5/09/01 10,000- 11.9785 5/09/01 3,000- 11.8500 5/09/01 13,000 11.9785 5/08/01 3,000 12.2587 5/07/01 14,900 12.7000 5/04/01 2,000 12.0500 5/04/01 2,000 12.0900 5/03/01 500- 11.7200 5/02/01 8,000 11.5000 5/02/01 4,000 11.7000 5/02/01 9,500 11.6011 5/02/01 100- 11.6700 5/01/01 4,000 12.0800 5/01/01 500- *Do 4/30/01 5,100 12.0735 4/30/01 2,000 12.0800 4/30/01 7,100 12.0754 Shares Purchased Average Date Sold(-) Price(2) Common Stock-Hercules Inc Gamco Investors, Inc. 4/30/01 2,500 12.1340 4/30/01 7,100- 12.0754 4/27/01 14,000 12.3750 Gabelli Funds, LLC. Gabelli Value Fund 4/30/01 10,000 12.1044 Gabelli Equity Trust 5/09/01 10,000 11.8000 Gabelli Capital Asset Fund 5/04/01 5,000 12.0900 (1) Unless Otherwise Indicated, All Transactions Were Effected on the NYSE. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership

from SC 13D/A ~5 pages Underwriting agreement

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Hercules Inc Gamco Investors, Inc. 2/02/01 1,000 14.5000 2/02/01 5,000 14.0600 2/02/01 7,300 14.5436 2/02/01 5,000 14.2150 2/02/01 2,500 14.5600 2/02/01 490 14.1700 2/01/01 3,000 14.5787 2/01/01 1,000 14.4900 2/01/01 260 14.5300 2/01/01 1,000- *Do 1/31/01 500 14.3500 1/31/01 3,000 14.4000 1/31/01 19,500 14.4691 1/30/01 1,000 14.2400 1/30/01 5,000 13.7000 1/30/01 24,900 13.9770 1/30/01 2,000 14.7500 1/30/01 400 14.2700 1/26/01 10,000- 12.9767 1/26/01 25,000 12.9625 1/26/01 15,000- 12.9710 1/19/01 1,000- 14.9395 Gabelli Funds, LLC. Gabelli Capital Asset Fund 2/02/01 2,000 14.2350 (1) Unless Otherwise Indicated, All Transactions Were Effected on the NYSE. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership

from SC 13D ~10 pages Underwriting agreement

from 8-K ~50 pages Common Stock Underwriting Agreement

from 8-K ~50 pages Crests Units Underwriting Agreement

from 8-K ~50 pages Underwriting Agreement Dated March 12, 1999

from SC 13D ~20 pages Agmt. Between Alliant Inc. and Hercules Inc.