This endorsement modifies such insurance as is afforded by the provisions of the policy relating to the following designated insurance:

- ☐ COMPREHENSIVE GENERAL LIABILITY INSURANCE
- ☐ COMPREHENSIVE AUTOMOBILE LIABILITY INSURANCE

**Company**

**Coverage**

**Limit of Liability**

**III. Umbrella Liability - in respects of Science Research Association, Inc.**

- $2,000,000

**Excess of**

**General Liability**

- Personal Injury: $100,000/$300,000
- Property Damage: $100,000

**Automobile Liability**

- Bodily Injury: $100,000/$300,000
- Property Damage: $100,000

**Employers Liability**

- $100,000

**Foreign Liability**

- Personal Injury: $100,000/$300,000
- Property Damage: $100,000

**Each Occurrence Not Covered by above Policies**

- $10,000 Self-insured

**IV. In respects of IBM World Trade Corp. - Foreign**

**Advertisers Liability**

- $500,000

**Aircraft Non-Ownership Liability WTC Subsidiary Companies**

- $25,000

**Combined Comprehensive General & Automobile Liability - Excess of**

- $250,000

This endorsement forms a part of and is for attachment to the following described policy issued by the CNA INSURANCE company designated therein, takes effect on the effective date of said policy, unless another effective date is shown below, at the hour stated in said policy and expires concurrently with said policy.

**Must Be Completed**

| ENDT. NO. | POLICY NO. |
|-----------|------------|
| 2         | RDX 8893350 |

**Complete Only When This Endorsement Is Not Prepared with the Policy Or Is Not to be Effective with the Policy**

| ISSUED TO | EFFECTIVE DATE OF THIS ENDORSEMENT |
|-----------|------------------------------------|

**CNA Insurance**

**Blank Endorsement G-31821-A**

**Page 5 (Continued)**

**HOME OFFICE COPY**

**Countersigned by — Licensed Resident Agent**