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<ACCEPTANCE-DATETIME>20200731103500
ACCESSION NUMBER:		0000034782-20-000114
CONFORMED SUBMISSION TYPE:	10-Q/A
PUBLIC DOCUMENT COUNT:		18
CONFORMED PERIOD OF REPORT:	20200630
FILED AS OF DATE:		20200731
DATE AS OF CHANGE:		20200731

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			1ST SOURCE CORP
		CENTRAL INDEX KEY:			0000034782
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				351068133
		STATE OF INCORPORATION:			IN
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		10-Q/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-06233
		FILM NUMBER:		201064250

	BUSINESS ADDRESS:	
		STREET 1:		100 NORTH MICHIGAN STREET
		CITY:			SOUTH BEND
		STATE:			IN
		ZIP:			46601
		BUSINESS PHONE:		5742352702

	MAIL ADDRESS:	
		STREET 1:		P O BOX 1602
		STREET 2:		P O BOX 1602
		CITY:			SOUTH BEND
		STATE:			IN
		ZIP:			46634

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FBT BANCORP INC
		DATE OF NAME CHANGE:	19820818
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<FILENAME>source-20200630.htm
<DESCRIPTION>10-Q/A 2ND QUARTER 2020
<TEXT>
Document 1 - file: source-20200630.htm

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<FILENAME>ex321630201.htm
<DESCRIPTION>EX-32.1
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Document 4 - file: ex321630201.htm

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<DESCRIPTION>EX-32.2
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Document 5 - file: ex322630201.htm

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Document 7 - file: source-20200630_cal.xml

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Document 8 - file: source-20200630_def.xml

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Document 9 - file: source-20200630_lab.xml

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<TYPE>EXCEL
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<FILENAME>Financial_Report.xlsx
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<TEXT>
Document 13 - file: Financial_Report.xlsx

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Document 15 - file: report.css

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Document 16 - file: FilingSummary.html

Document 16 - RAW XML: FilingSummary.xml

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<TEXT>
Document 18 - file: MetaLinks.json

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<TYPE>ZIP
<SEQUENCE>19
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