| PURCH19990... | 1 | | | AH26: Air Pollution (Management/Support) | ($302,000.00) | 2000 | 1645 |
| PURCH20000... | | | | AH26: Air Pollution (Management/Support) | $397,000.00 | 2000 | 1654 |
| PURCH20000... | 1 | | | AH26: Air Pollution (Management/Support) | $302,000.00 | 2000 | 26336 |
| PURCH19990... | 5 | | | AH26: Air Pollution (Management/Support) | $43,000.00 | 2000 | 40542 |
| PURCH20000... | | | | AH26: Air Pollution (Management/Support) | $100,000.00 | 2000 | 40601 |
| PURCH19991... | | | | 4460: Air Purification Equipment | $500,000.00 | 2000 | 45221 |
| PURCH20000... | | | | AH26: Air Pollution (Management/Support) | $560,000.00 | 2000 | 55657 |
| PURCH19990... | 1 | | | AJ31: Environmental Sciences (Basic) | $265,000.00 | 2000 | 69485 |
| PURCH19990... | 2 | | | AH26: Air Pollution (Management/Support) | $688,000.00 | 2000 | 97479 |
| PURCH20000... | 1 | | | AH26: Air Pollution (Management/Support) | $39,168,000.00 | 2000 | 101210 |
| PURCH20000... | | | | AH26: Air Pollution (Management/Support) | $224,000.00 | 2000 | 101214 |
| PURCH20000... | | | | AH26: Air Pollution (Management/Support) | $671,000.00 | 2000 | 140088 |
| PURCH20000... | | | | AH26: Air Pollution (Management/Support) | $560,000.00 | 2000 | 140166 |
| PURCH20000... | 1 | | | AH26: Air Pollution (Management/Support) | $4,233,000.00 | 2000 | 154543 |
| PURCH20000... | 1 | | | AH26: Air Pollution (Management/Support) | ($560,000.00) | 2000 | 195698 |
| PURCH19991... | 3 | | | AH26: Air Pollution (Management/Support) | $360,000.00 | 2000 | 197629 |
| PURCH19990... | 2 | | | AH26: Air Pollution (Management/Support) | $89,000.00 | 2000 | 227237 |
| PURCH19990... | 3 | | | AH26: Air Pollution (Management/Support) | $411,000.00 | 2000 | 267453 |
| PURCH20000... | | | | AH26: Air Pollution (Management/Support) | $939,000.00 | 2000 | 294283 |
| PURCH19990... | 1 | | | AJ31: Environmental Sciences (Basic) | $329,000.00 | 2000 | 322576 |
