NL INDUSTRIES INC — Director's Dealing 2007

Nov 20, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: NL INDUSTRIES INC (NL)
CIK: 0000072162
Period of Report: 2007-11-20

Reporting Person: SIMMONS HAROLD C (Director, Chairman of the Board & CEO, 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2007-11-20	Common stock $0.125 par value	P	200	$9.48	Acquired	561700	Direct
2007-11-20	Common stock $0.125 par value	P	4400	$9.5	Acquired	566100	Direct
2007-11-20	Common stock $0.125 par value	P	2300	$9.53	Acquired	568400	Direct
2007-11-20	Common stock $0.125 par value	P	800	$9.54	Acquired	569200	Direct
2007-11-20	Common stock $0.125 par value	P	3500	$9.55	Acquired	572700	Direct
2007-11-20	Common stock $0.125 par value	P	900	$9.57	Acquired	573600	Direct
2007-11-20	Common stock $0.125 par value	P	500	$9.59	Acquired	574100	Direct
2007-11-20	Common stock $0.125 par value	P	7400	$9.6	Acquired	581500	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common stock $0.125 par value	40387531	Indirect
Common stock $0.125 par value	222100	Indirect
Common stock $0.125 par value	269775	Indirect

Footnotes

F1: Directly held by Valhi, Inc. See the Additional Information filed as Exhibit 99 to this statement for a description of the
relationships among the persons joining in this filing.

F2: Directly held by TIMET Finance Management Company. See the Additional Information filed as Exhibit 99 to this statement for
a description of the relationships among the persons joining in this filing.

F3: Directly held by the Reporting Person's spouse. The Reporting Person disclaims beneficial ownership of these shares.