Boston Research & Management 13F-HR Quarterly holdings report by institutional manager

The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE

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COLUMN 1	COLUMN 2	COLUMN 3	COLUMN 4	COLUMN 5			COLUMN 6	COLUMN 7	COLUMN 8
			VALUE	SHRS OR	SH/	PUT/	INVESTMENT	OTHER	VOTING AUTHORITY
NAME OF ISSUER	TITLE OF CLASS	CUSIP	(x$1000)	PRN AMT	PRN	CALL	DISCRETION	MANAGER	SOLE	SHARED	NONE
3M Co	COM	88579Y101	468	4,460	SH		SOLE		0	0	4,460
AMEX Energy Sector SPDR	COM	81369y506	3,777	45,606	SH		SOLE		0	0	45,606
AbbVie Inc.	COM	00287y109	8,475	53,182	SH		SOLE		0	0	53,182
Abbott Laboratories	COM	002824100	6,034	59,594	SH		SOLE		0	0	59,594
Accenture PLC	COM	G1151C101	4,885	17,095	SH		SOLE		0	0	17,095
Agilent Technologies, Inc.	COM	00846u101	259	1,879	SH		SOLE		0	0	1,879
Alphabet, Inc. - Class A	COM	02079k305	5,671	54,675	SH		SOLE		0	0	54,675
Alphabet, Inc. - Class C	COM	02079k107	1,229	11,820	SH		SOLE		0	0	11,820
Amazon.com, Inc.	COM	023135106	3,467	33,571	SH		SOLE		0	0	33,571
Amgen Inc.	COM	031162100	286	1,187	SH		SOLE		0	0	1,187
Apple Inc.	COM	037833100	9,534	57,820	SH		SOLE		0	0	57,820
Archer Daniels Midland Com	COM	039483102	229	2,880	SH		SOLE		0	0	2,880
Automatic Data Processing, Inc	COM	053015103	404	1,815	SH		SOLE		0	0	1,815
Bank of New York Mellon Corp.	COM	064058100	4,014	88,340	SH		SOLE		0	0	88,340
Berkshire Hathaway Inc. Class	COM	084670702	6,193	20,057	SH		SOLE		0	0	20,057
Boeing Co	COM	097023105	276	1,300	SH		SOLE		0	0	1,300
Boston Properties, Inc.	COM	101121101	262	4,850	SH		SOLE		0	0	4,850
Bristol-Myers Squibb Company	COM	110122108	485	7,010	SH		SOLE		0	0	7,010
CH Robinson Worldwide Inc	COM	12541W209	524	5,280	SH		SOLE		0	0	5,280
CVS Health Corp	COM	126650100	4,594	61,832	SH		SOLE		0	0	61,832
Caterpillar	COM	149123101	810	3,542	SH		SOLE		0	0	3,542
Chevron Corp	COM	166764100	1,447	8,873	SH		SOLE		0	0	8,873
Cintas Corporation	COM	172908105	2,558	5,530	SH		SOLE		0	0	5,530
Cisco Systems, Inc.	COM	17275r102	7,230	138,315	SH		SOLE		0	0	138,315
Clorox Company	COM	189054109	217	1,375	SH		SOLE		0	0	1,375
Coca-Cola Company	COM	191216100	4,797	77,345	SH		SOLE		0	0	77,345
Colgate-Palmolive Company	COM	194162103	4,616	61,436	SH		SOLE		0	0	61,436
Comcast Corp Cl A Vtg	COM	20030N101	4,553	120,105	SH		SOLE		0	0	120,105
ConocoPhillips	COM	20825C104	2,789	28,119	SH		SOLE		0	0	28,119
D.R. Horton, Inc.	COM	23331a109	4,066	41,624	SH		SOLE		0	0	41,624
Danaher Corp.	COM	235851102	523	2,078	SH		SOLE		0	0	2,078
Duke Energy Corp.	COM	26441c204	3,715	38,513	SH		SOLE		0	0	38,513
Eli Lilly & Co	COM	532457108	1,522	4,433	SH		SOLE		0	0	4,433
Emerson Electric Co	COM	291011104	444	5,100	SH		SOLE		0	0	5,100
Exxon Mobil Corp.	COM	30231g102	4,954	45,182	SH		SOLE		0	0	45,182
Fastenal Co	COM	311900104	7,950	147,394	SH		SOLE		0	0	147,394
General Electric Company	COM	369604301	218	2,290	SH		SOLE		0	0	2,290
General Mills Inc Com	COM	370334104	8,424	98,573	SH		SOLE		0	0	98,573
Genuine Parts	COM	372460105	399	2,390	SH		SOLE		0	0	2,390
Group 1 Automotive	COM	398905109	236	1,046	SH		SOLE		0	0	1,046
HP Inc.	COM	40434l105	260	8,880	SH		SOLE		0	0	8,880
Home Depot, Inc.	COM	437076102	2,781	9,425	SH		SOLE		0	0	9,425
Illinois Tool Works	COM	452308109	628	2,580	SH		SOLE		0	0	2,580
Intel Corp	COM	458140100	3,879	118,748	SH		SOLE		0	0	118,748
Intl Business Machines Corp	COM	459200101	589	4,496	SH		SOLE		0	0	4,496
Invesco QQQ Trust Series 1	COM	46090e103	333	1,038	SH		SOLE		0	0	1,038
Invesco S&P 500 ETF	COM	46137V357	204	1,413	SH		SOLE		0	0	1,413
J.P. Morgan Chase & Co.	COM	46625h100	4,820	36,991	SH		SOLE		0	0	36,991
Johnson & Johnson	COM	478160104	1,514	9,773	SH		SOLE		0	0	9,773
Kimberly-Clark Corp	COM	494368103	414	3,085	SH		SOLE		0	0	3,085
Laboratory CP Amer Hldgs	COM	50540R409	5,147	22,437	SH		SOLE		0	0	22,437
Linde PLC	COM	g54950103	6,067	17,069	SH		SOLE		0	0	17,069
Lockheed Martin Corp	COM	539830109	4,838	10,236	SH		SOLE		0	0	10,236
Magna International, Inc. Cl A	COM	559222401	2,662	49,705	SH		SOLE		0	0	49,705
Marsh & McLennan Companies, In	COM	571748102	436	2,620	SH		SOLE		0	0	2,620
Mastercard, Inc.	COM	57636q104	7,957	21,896	SH		SOLE		0	0	21,896
McDonald's Corp	COM	580135101	6,569	23,495	SH		SOLE		0	0	23,495
Medtronic Plc	COM	G5960L103	4,229	52,460	SH		SOLE		0	0	52,460
Merck & Co. Inc.	COM	58933Y105	6,424	60,383	SH		SOLE		0	0	60,383
Microsoft Corp	COM	594918104	14,337	49,730	SH		SOLE		0	0	49,730
Nextera Energy Inc.	COM	65339F101	4,688	60,826	SH		SOLE		0	0	60,826
Nucor Corporation	COM	670346105	299	1,936	SH		SOLE		0	0	1,936
Omnicom Group Inc Com	COM	681919106	4,670	49,508	SH		SOLE		0	0	49,508
Oracle Corp.	COM	68389X105	948	10,207	SH		SOLE		0	0	10,207
PPG Industries	COM	693506107	494	3,700	SH		SOLE		0	0	3,700
Paychex, Inc.	COM	704326107	879	7,675	SH		SOLE		0	0	7,675
Pepsi Co Inc	COM	713448108	5,291	29,025	SH		SOLE		0	0	29,025
Pfizer Inc.	COM	717081103	972	23,832	SH		SOLE		0	0	23,832
Procter & Gamble Co	COM	742718109	6,055	40,723	SH		SOLE		0	0	40,723
Qorvo Inc.	COM	74736K101	3,072	30,250	SH		SOLE		0	0	30,250
Qualcomm, Inc.	COM	747525103	385	3,020	SH		SOLE		0	0	3,020
SPDR DJIA ETF Trust	COM	78467X109	222	670	SH		SOLE		0	0	670
SPDR S&P 500 ETF	COM	78462F103	2,961	7,235	SH		SOLE		0	0	7,235
Snap-On Inc.	COM	833034101	4,368	17,695	SH		SOLE		0	0	17,695
Southern Co	COM	842587107	327	4,710	SH		SOLE		0	0	4,710
Stryker Corp	COM	863667101	1,242	4,354	SH		SOLE		0	0	4,354
Sysco Corp	COM	871829107	632	8,190	SH		SOLE		0	0	8,190
Thermo Fisher Scientific	COM	883556102	4,716	8,183	SH		SOLE		0	0	8,183
Tractor Supply Co	COM	892356106	8,617	36,664	SH		SOLE		0	0	36,664
Tupperware Corporation	COM	899896104	98	39,344	SH		SOLE		0	0	39,344
US Bancorp	COM	902973304	2,252	62,488	SH		SOLE		0	0	62,488
United Parcel Services	COM	911312106	6,395	32,966	SH		SOLE		0	0	32,966
UnitedHealth Group Inc	COM	91324P102	349	740	SH		SOLE		0	0	740
VanEck Vectors Biotech ETF	COM	92189F726	2,061	12,721	SH		SOLE		0	0	12,721
Vanguard Developed Markets ETF	COM	921943858	1,044	23,116	SH		SOLE		0	0	23,116
Vanguard Emerging Markets ETF	COM	922042858	614	15,213	SH		SOLE		0	0	15,213
Vanguard FTSE All-World Ex-US	COM	922042775	1,183	22,134	SH		SOLE		0	0	22,134
Vanguard Small-Cap ETF	COM	922908751	2,165	11,425	SH		SOLE		0	0	11,425
Vanguard Total Stock Market ET	COM	922908769	2,542	12,459	SH		SOLE		0	0	12,459
Verizon Communications	COM	92343v104	3,626	93,261	SH		SOLE		0	0	93,261
Wal-Mart Stores	COM	931142103	6,940	47,071	SH		SOLE		0	0	47,071
Walt Disney Co.	COM	254687106	3,759	37,551	SH		SOLE		0	0	37,551
Waste Management, Inc.	COM	94106l109	504	3,090	SH		SOLE		0	0	3,090
Worthington Industries, Inc.	COM	981811102	226	3,500	SH		SOLE		0	0	3,500
Xylem Inc.	COM	98419m100	6,641	63,435	SH		SOLE		0	0	63,435
Yum China Holding Inc.	COM	98850p109	273	4,320	SH		SOLE		0	0	4,320
Yum! Brands Inc.	COM	988498101	570	4,320	SH		SOLE		0	0	4,320
iShares Comex Gold Trust	COM	464285204	2,011	53,823	SH		SOLE		0	0	53,823
iShares Core MSCI EAFE ETF	COM	46432f842	4,348	65,050	SH		SOLE		0	0	65,050
iShares Core MSCI Emerging Mkt	COM	46434g103	4,823	98,860	SH		SOLE		0	0	98,860
iShares Core S&P 500 ETF	COM	464287200	14,076	34,242	SH		SOLE		0	0	34,242
iShares Core S&P Midcap ETF	COM	464287507	2,477	9,904	SH		SOLE		0	0	9,904
iShares Core S&P SmallCap ETF	COM	464287804	7,085	73,277	SH		SOLE		0	0	73,277
iShares Nasdaq Biotechnology I	COM	464287556	2,110	16,339	SH		SOLE		0	0	16,339
iShares Russell 2000 Index Fun	COM	464287655	3,750	21,023	SH		SOLE		0	0	21,023
iShares S&P Growth Allocation	COM	464289867	448	8,974	SH		SOLE		0	0	8,974
iShares Core Total US Bond Mar	COM	464287226	445	4,473	SH		SOLE		0	0	4,473
iShares US Preferred Stock	COM	464288687	754	24,153	SH		SOLE		0	0	24,153
VaneckVectors HY Muni ETF	COM	92189h409	1,767	34,158	SH		SOLE		0	0	34,158
iShares iBoxx High Yield Corp	COM	464288513	2,031	26,885	SH		SOLE		0	0	26,885