LAMSON & SESSIONS CO

Q: Jun 30 2007

Q: Mar 31 2007

FY: Dec 30 2006

FY: Dec 30 2006

Q: Sep 30 2006

Q: Jul 1 2006

Q: Apr 1 2006

FY: Dec 31 2005

Q: Oct 1 2005

Q: Jul 2 2005

Q: Apr 2 2005

FY: Jan 1 2005

Q: Oct 2 2004

Q: Jul 3 2004

Q: Apr 3 2004

FY: Jan 3 2004

FY: Jan 3 2004

Q: Oct 4 2003

Q: Jul 5 2003

Q: Jul 5 2003

Other Events

Other Events

1.01,3.03,9.01

2.02,9.01

Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers

Results of Operations and Financial Condition

1.02,5.02,9.01

5.02

2.02,9.01

Results of Operations and Financial Condition

5.02,9.01

7.01,9.01

Entry into a Material Definitive Agreement

Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers

1.01,5.02,9.01

2.02,9.01

2.02,9.01

2.02,9.01

1.01,9.01

Results of Operations and Financial Condition

No description available

Notification of removal from listing and/or registration on a national securities exchange

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Certification of termination of registration of a class of securities (Section 12(b))

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Registration of Securities on Exchange (amendment)

Post Effective Amendment to S-8

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration of Securities on Exchange (amendment)

No description available

No description available

Additional Information for Proxy Statement/ Votes

Additional proxy soliciting materials filed by a non-management party

No description available

Definitive Proxy Statement

Preliminary Proxy Statement

Additional Information for Proxy Statement/ Votes

Required Information in Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Preliminary Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

THOMPSON SIEGEL & WALMSLEY LLC

CLANCY EILEEN E

COQUILLETTE WILLIAM H

SUTTERER NORMAN P

DANNEMILLER JOHN C

SPENCER LORI L

HILL GEORGE R

MACDONALD WILLIAM E III

SCHULZE JOHN B

Rajecki James A

MIXON AARON MALACHI III

Pearch Michael R

Patterson Andrew J

MERRIMAN MICHAEL J

SKILLING DAVID VAN

GUTIERREZ DONALD A

BARTLETT JAMES T

ABEL JAMES J

GAMCO INVESTORS, INC. ET AL

EBRAHIMI FARHAD FRED

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Notification of the removal from listing and registration of matured redeemed or retired securities

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Annual Report Scanned (Paper)

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Annual Report Scanned (Paper)

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Annual Report Scanned (Paper)

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Annual Report Scanned (Paper)

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Annual Report Scanned (Paper)

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)