<SEC-DOCUMENT>0001278641-19-000002-index.html : 20190208
<SEC-HEADER>0001278641-19-000002.hdr.sgml : 20190208
<ACCEPTANCE-DATETIME>20190208152637
ACCESSION NUMBER:		0001278641-19-000002
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20190208
DATE AS OF CHANGE:		20190208

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DAWSON GEOPHYSICAL CO
		CENTRAL INDEX KEY:			0000799165
		STANDARD INDUSTRIAL CLASSIFICATION:	OIL AND GAS FIELD EXPLORATION SERVICES [1382]
		IRS NUMBER:				742095844
		STATE OF INCORPORATION:			TX
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-37717
		FILM NUMBER:		19579571

	BUSINESS ADDRESS:	
		STREET 1:		508 WEST WALL
		STREET 2:		SUITE 800
		CITY:			MIDLAND
		STATE:			TX
		ZIP:			79701
		BUSINESS PHONE:		4326843000

	MAIL ADDRESS:	
		STREET 1:		508 WEST WALL
		STREET 2:		SUITE 800
		CITY:			MIDLAND
		STATE:			TX
		ZIP:			79701

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TGC INDUSTRIES INC
		DATE OF NAME CHANGE:	19920703

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BEDDOW CAPITAL MANAGEMENT INC
		CENTRAL INDEX KEY:			0001278641
		IRS NUMBER:				943116578
		STATE OF INCORPORATION:			WY
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		199 E PEARL AVENUE, SUITE 102
		STREET 2:		PO BOX 530
		CITY:			JACKSON
		STATE:			WY
		ZIP:			83001
		BUSINESS PHONE:		307 734 7300

	MAIL ADDRESS:	
		STREET 1:		199 E PEARL AVENUE, SUITE 102
		STREET 2:		PO BOX 530
		CITY:			JACKSON
		STATE:			WY
		ZIP:			83001
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>dwsn13Ga020819.txt
<TEXT>
Document 1 - file: dwsn13Ga020819.txt

</DOCUMENT>
</SEC-DOCUMENT>