<SEC-DOCUMENT>0000825410-17-000110-index.html : 20171019
<SEC-HEADER>0000825410-17-000110.hdr.sgml : 20171019
<ACCEPTANCE-DATETIME>20171019184627
ACCESSION NUMBER:		0000825410-17-000110
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20171019
FILED AS OF DATE:		20171019
DATE AS OF CHANGE:		20171019

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WHITE THOMAS M
		CENTRAL INDEX KEY:			0001243754

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09788
		FILM NUMBER:		171145586

	MAIL ADDRESS:	
		STREET 1:		C/O APOLLO MANAGEMENT
		STREET 2:		9 WEST 57TH STREET, 43RD FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LANDAUER INC
		CENTRAL INDEX KEY:			0000825410
		STANDARD INDUSTRIAL CLASSIFICATION:	MEASURING & CONTROLLING DEVICES, NEC [3829]
		IRS NUMBER:				061218089
		STATE OF INCORPORATION:			IL
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		2 SCIENCE RD
		CITY:			GLENWOOD
		STATE:			IL
		ZIP:			60425
		BUSINESS PHONE:		7087557000

	MAIL ADDRESS:	
		STREET 1:		2 SCIENCE RD
		CITY:			GLENWOOD
		STATE:			IL
		ZIP:			60425

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TECH OPS LANDAUER INC
		DATE OF NAME CHANGE:	19910521
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>certent-form4.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
Document 1 - file: certent-form4.html

Document 1 - RAW XML: certent-form4.xml

</DOCUMENT>
</SEC-DOCUMENT>