FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * AMOS NORMAN E   2. Issuer Name and Ticker or Trading Symbol LAMSON & SESSIONS CO [LMS] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Vice Pres. Supply Chain Mgt (Last) (First) (Middle) THE LAMSON & SESSIONS CO., 25701 SCIENCE PARK DRIVE 3. Date of Earliest Transaction (Month/Day/Year) 12/16/2005 (Street) CLEVELAND, OH 44122 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price COMMON STOCK 12/16/2005   M   10,000 A $ 9.88 14,995 D   COMMON STOCK 12/16/2005   M   12,000 A $ 4.1 26,995 D   COMMON STOCK 12/16/2005   M   8,000 A $ 3.44 34,995 D   COMMON STOCK 12/16/2005   M   4,000 A $ 6.475 38,995 D   COMMON STOCK 12/16/2005   S   34,000 D $ 27 4,995 D (1)   COMMON STOCK               24,980 I See Footnote (2)

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Stock Option (Right to Buy Common Stock)

$ 9.88

12/16/2005

M

10,000

02/21/2002(3)

02/21/2011

COMMON STOCK

10,000

$ 0

0

D

Stock Option (Right to Buy Common Stock)

$ 4.1

12/16/2005

M

12,000

02/20/2003(4)

02/20/2012

COMMON STOCK

12,000

$ 0

0

D

Stock Option (Right to Buy Common Stock)

$ 3.44

12/16/2005

M

8,000

02/18/2004(5)

02/18/2013

COMMON STOCK

8,000

$ 0

0

D

Stock Option (Right to Buy Common Stock)

$ 6.475

12/16/2005

M

4,000

04/30/2005(6)

04/30/2014

COMMON STOCK

4,000

$ 0

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
AMOS NORMAN E THE LAMSON & SESSIONS CO. 25701 SCIENCE PARK DRIVE CLEVELAND, OH 44122			Vice Pres. Supply Chain Mgt

Signatures

/s/ Aileen Liebertz Aileen Liebertz, Attorney-in-Fact for Norman E. Amos		12/20/2005
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Reflects restricted shares, exempt under Rule 16b-3(d)(1), held by issuer until 3-year vesting period, on February 18, 2006 and February 17, 2008 of 2,705 and 2,290 common shares, respectively.
(2)	Held in Trust pursuant to the Deferred Compensation Plan for Executive officers - a 16b-3 Plan as of March 11, 2005.
(3)	Exercisable over three years as follows: one-third on February 21, 2002; one-third on February 21, 2003; and one-third on February 21, 2004, with number of shares vested in each year rounded to the nearest whole share.
(4)	Exercisable over three years as follows: one-third on February 20, 2003; one-third on February 20, 2004; and one-third on February 20, 2005, with number of shares vested in each year rounded to the nearest whole share.
(5)	Exercisable over three years as follows: one-third on February 18, 2004; one-third on February 18, 2005; and one-third on February 18, 2006, with number of shares vested in each year rounded to the nearest whole share.
(6)	Exercisable over three years as follows; one-third on April 30, 2005; one-third on April 30, 2006; and one-third on April 30, 2007, with number of shares vested in each year rounded to the nearest whole share.

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