[

 x

]

Rule 13d-1(b)

[

]

Rule 13d-1(c)

[

]

Rule 13d-1(d)

CUSIP No.

  019223 10 6

1.

Names of Reporting Persons.
Robert E. Robotti

I.R.S. Identification Nos. of above persons (entities only).

2.

Check the Appropriate Box if a Member of a Group (See Instructions)

(a)

(b)

x 

3.

SEC Use Only

4.

Citizenship or Place of Organization

  United States

Number of

5.

Sole Voting Power: -0-

Shares

Beneficially

6.

Shared Voting Power: 421,950 

Owned by

Each

7.

Sole Dispositive Power: -0-   

Reporting

Person With

8.

Shared Dispositive Power: 421,950   

9.

Aggregate Amount Beneficially Owned by Each Reporting Person

  421,950

10.

Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)

11.

Percent of Class Represented by Amount in Row (9)

  5.0%

12.

Type of Reporting Person (See Instructions)

  IN

CUSIP No.

  019223 10 6

1.

Names of Reporting Persons.
Robotti & Company, Incorporated

I.R.S. Identification Nos. of above persons (entities only).

11-2627501

2.

Check the Appropriate Box if a Member of a Group (See Instructions)

(a)

(b)

  x

3.

SEC Use Only

4.

Citizenship or Place of Organization

  New York

Number of

5.

Sole Voting Power: -0-   

Shares

Beneficially

6.

Shared Voting Power: 82,450   

Owned by

Each

7.

Sole Dispositive Power: -0-   

Reporting

Person With

8.

Shared Dispositive Power: 82,450   

9.

Aggregate Amount Beneficially Owned by Each Reporting Person

  82,450

10.

Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)

11.

Percent of Class Represented by Amount in Row (9)

  1.0%

12.

Type of Reporting Person (See Instructions)

  CO, BD, IA

CUSIP No.

  019223 10 6

1.

Names of Reporting Persons.
Ravenswood Investment Company, L.P.

I.R.S. Identification Nos. of above persons (entities only).

11-2474002

2.

Check the Appropriate Box if a Member of a Group (See Instructions)

(a)

(b)

x 

3.

SEC Use Only

4.

Citizenship or Place of Organization

New York 

Number of

5.

Sole Voting Power: -0-

Shares

Beneficially

6.

Shared Voting Power: 339,500

Owned by

Each

7.

Sole Dispositive Power: -0-

Reporting

Person With

8.

Shared Dispositive Power: 339,500

9.

Aggregate Amount Beneficially Owned by Each Reporting Person

339,500

10.

Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)

11.

Percent of Class Represented by Amount in Row (9)

4.0%

12.

Type of Reporting Person (See Instructions)

PN

This statement is filed by:

(i)

Robert E. Robotti, a United States citizen ("Robotti"); and

(ii)

Robotti & Company, Incorporated, a New York corporation ("Robotti & Company"); and

(iii)

The Ravenswood Investment Company, L.P., a New York limited partnership ("Ravenswood")

c/o

Robotti & Company, Incorporated
52 Vanderbilt Avenue, Suite 503
New York, New York 10017

(a)

[

x 

]

Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).

(b)

[

]

Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

(c)

[

]

Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).

(d)

[

]

Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C 80a-8).

(e)

[

x 

]

An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E);

(f)

[

]

An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F);

(g)

[

]

A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G);

(h)

[

]

A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i)

[

]

A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j)

[

]

Group, in accordance with Rule 13d-1(b)(1)(ii)(J).

(a)

Robert E. Robotti shares beneficial ownership of 421,950 shares of the Security through the following:

• his ownership of Robotti & Company, a broker-dealer registered under Section 15 of the Securities Exchange Act of 1934 and an investment advisor in accordance with Rule 13d-1(b)(1)(ii)(E), by virtue of the investment discretion Robotti & Company has over the accounts of its brokerage customers and advisory clients, which hold an aggregate of 82,450 shares of the Security
• his position as the Managing Member of Ravenswood Management Company, L.L.C. ("Ravenswood Management"), which serves as the General Partner of Ravenswood.  Ravenswood owns 339,500 shares of the Security.

(b)

The amount of the shares of the Security beneficially owned by Mr. Robotti is 5.0% of the outstanding shares of common stock, no par value, as per the Issuer's most recent 10-Q dated November 14, 2002.

(c)

(i)

Mr. Robotti does not have the sole power to vote or direct the vote of any shares of the security.

(ii)

Mr. Robotti shares the power to vote or direct the vote of 421,950 shares of the Security as follows:

• he shares with Robotti & Company and its brokerage customers and advisory clients the power to vote or direct the vote of 82,450 shares of the Security; and
• he shares with the other Managing Member of Ravenswood Management, which serves as the General Partner of Ravenswood, the power to vote or direct the vote of 339,500 shares of the Security.

(iii)

Mr. Robotti does not have the sole power to dispose or to direct the disposition of any shares of the Security.

(iv)

Mr. Robotti shares the power to dispose or to direct the disposition of 421,950 shares of the Security as follows:

he shares with Robotti & Company and its brokerage customers and advisory clients the power to dispose or to direct the disposition of 82,450 shares of the Security; and

he shares with the other Managing Member of Ravenswood Management, which serves as the General Partner of Ravenswood, the power to dispose or to direct the disposition of 339,500 shares of the Security.