UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
" Washington, D.C. 20549"
FORM 13F
FORM 13F COVER PAGE
"Report for the Calendar Year or Quarter Ended March 31, 2000"
Check here if Amendment [ ]; Amendment Number:
This Amendment (Check only one.): [ ] is a restatement.
[ ] adds new holdings entries.
Institutional Investment Manager Filing this Report:
Name: Excalibur Management Corporation
Address: 121 High Street
Boston MA 02110-2447
13F File Number: 28-5354
The institutional investment manager filing this report and the
peron by whom it is signed hereby represent that the person
"signing the report is authorized to submit it, that all"
"information contained herein is true, correct, and complete, and"
"that it is understood that all required items, statements,"
"schedules, lists, and tables, are considered integral parts of"
this form.
Person Signing this Report on Behalf of Reporting Manager:
Name: Michael A. Delduchetto
Title: President
Phone: 617-451-6707
"Signature, Place, and Date of Signing:"
" Michael A. Delduchetto Boston, Massachusetts May 8, 2000"
Report Type (Check only one.):
[X] 13F HOLDINGS REPORT.
[ ] 13F NOTICE.
[ ] 13F COMBINATION REPORT.
List of Other Managers Reporting for this Manager:
none
I AM SIGNING THIS REPORT AS REQUIRED BY THE SECURITIES EXCHANGE
ACT OF 1934.
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FORM 13F SUMMARY PAGE
Report Summary:
Number of Other Included Managers: 0
Form 13F Information Table Entry Total: 79
"Form 13F Information Table Value Total: $190,825,000"
List of Other Included Managers:
none
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Voting Authority
--------------------------
Value Shares/ Sh/ Put/ Invstmt Other
Name of Issuer Title of class CUSIP (x$1000) Prn Amt Prn Call Dscretn Manager
s Sole Shared None
- ------------------------------ ---------------- --------- -------- -------- -
- -- ---- ------- ------------ -------- -------- --------
ABBOTT LABORATORIES COM 002824100 475 13500 SH Sole 13500
ALLSTATE CORP. COM 020002101 231 9700 SH Sole 9700
AMERICAN EXPRESS COMPANY COM 025816109 700 4700 SH Sole 4700
AMERICAN HOME PRODUCTS COM 026609107 1883 35040 SH Sole 35040
AMERICAN INTERNATIONAL GROUP COM 026874107 3663 33453 SH Sole 33453
AT&T CORP COM 001957109 2259 40111 SH Sole 40111
AVITAR INC COM 053801106 32 10000 SH Sole 10000
BANK OF NEW YORK CO. INC. COM 064057102 1076 25900 SH Sole 25900
BELL ATLANTIC COM 077853109 3244 53067 SH Sole 53067
BELLSOUTH COM 079860102 937 19996 SH Sole 19996
BERKSHIRE HATHAWAY INC-CL B COM 084670207 2364 1299 SH Sole 1299
BP AMOCO PLC - SPONS ADR COM 055622104 1095 20568.06 SH Sole 20568.06
BRISTOL-MYERS SQUIBB CO. COM 110122108 4344 74900 SH Sole 74900
BROADCOM CORP-CL A COM 316 1300 SH Sole 1300
CARLISLE COMPANIES COM 142339100 280 7000 SH Sole 7000
CISCO SYSTEMS COM 17275R102 12925 167176 SH Sole 167176
CITIGROUP INC COM 172967101 3285 54871 SH Sole 54871
COCA COLA COMPANY COM 191216100 1368 29150 SH Sole 29150
COMPUTER SCIENCES CORP COM 205363104 1875 23700 SH Sole 23700
CONOCO INC - CL B COM 208251405 2438 95157 SH Sole 95157
DUPONT (E.I.) DE NEMOURS & CO. COM 263534109 12097 228513 SH Sole 228513
EASTMAN KODAK COM 277461109 235 4325 SH Sole 4325
ELI LILLY COMPANY COM 532457108 551 8800 SH Sole 8800
EMC CORP MASS COM 268648102 22932 182000 SH Sole 182000
EMERSON ELECTRIC COMPANY COM 291011104 260 4890 SH Sole 4890
"EXODUS COMMUNICATIONS, INC." COM 527 3750 SH Sole 3750
EXXON MOBIL CORP COM 30231g102 3758 48222 SH Sole 48222
FEDERAL NATIONAL MORTGAGE ASSO COM 313586109 1100 19450 SH Sole 19450
FIRST DATA CORP COM 319963104 657 14800 SH Sole 14800
FIRST NATL LINCOLN CP/ME COM 335716106 519 35200 SH Sole 35200
FIRST UNION CORP COM 337358105 4366 117206 SH Sole 117206
"GANNETT, INC." COM 364730101 844 12000 SH Sole 12000
GENERAL ELECTRIC COM 369604103 19415 124753 SH Sole 124753
GILLETTE CO. COM 375766102 840 22288 SH Sole 22288
GOLDMAN SACHS COM 38141g104 1579 15000 SH Sole 15000
GTE CORP COM 362320103 3090 43526 SH Sole 43526
"HOME DEPOT, INC." COM 437076102 4121 63889 SH Sole 63889
IMS HEALTH INC COM 449934108 847 50000 SH Sole 50000
INTEL CORP. COM 458140100 1834 13900 SH Sole 13900
INTERNATIONAL BUSINESS MACHINE COM 459200101 4031 34160 SH Sole 34160
INTERPUBLIC GROUP COS INC COM 460690100 510 10800 SH Sole 10800
JDS UNIPHASE CORP COM 1109 9200 SH Sole 9200
JOHNSON & JOHNSON COM 478160104 1560 22200 SH Sole 22200
JUNIPER NETWORKS INC COM 237 900 SH Sole 900
LUCENT TECHNOLOGIES COM 549463107 1218 19887 SH Sole 19887
MCI WORLDCOM INC COM 55268b106 3274 72250 SH Sole 72250
MERCK & COMPANY COM 589331107 9358 150635 SH Sole 150635
MICROSOFT COM 594918104 3804 35800 SH Sole 35800
MINNESOTA MINING & MFG. COM 604059105 1516 17120 SH Sole 17120
MORGAN J. P. & CO. COM 616880100 418 3175 SH Sole 3175
"MORGAN STANLEY, DEAN WITTER, D" COM 617446448 1334 16100 SH Sole 16100
NEWTON FINANCIAL CORP COM 652772104 202 8400 SH Sole 8400
NOKIA CORP. - ADR A COM 1328 5980 SH Sole 5980
ORACLE SYSTEMS CORP COM 546 7000 SH Sole 7000
PEPSICO COM 713448108 1897 54400 SH Sole 54400
PFIZER COM 717081103 1929 52750 SH Sole 52750
PNC BANK COM 693475105 428 9490 SH Sole 9490
PROCTER & GAMBLE COM 742718109 2023 35800 SH Sole 35800
REALNETWORKS INC. COM 75605l104 552 9700 SH Sole 9700
ROYAL DUTCH PETE NY 5 GUILDR COM 780257804 231 4000 SH Sole 4000
RSA SECURITY INC COM 749719100 233 4500 SH Sole 4500
"SBC COMMUNICATIONS, INC." COM 78387G103 3837 91096 SH Sole 91096
SCHERING-PLOUGH CORP. COM 806605101 2161 58200 SH Sole 58200
STANDARD & POOR'S DEPOSITARY R COM 78462f103 752 5000 SH Sole 5000
STATE STREET CORP COM COM 857477103 2199 22700 SH Sole 22700
SUMMIT BANCORP COM 866005101 208 7920 SH Sole 7920
SUN MICROSYSTEMS COM 866810104 375 4000 SH Sole 4000
SYSTEMSOFT CORP COM 871926101 0 47000 SH Sole 47000
TJX COS. COM 872540109 1102 49680 SH Sole 49680
UNITED TECHNOLOGIES CORP. COM 913017109 910 14400 SH Sole 14400
US WEST INC (NEW)COMMON COM 91273H101 3231 44484 SH Sole 44484
VALLEY NATIONAL BANCORP COM 919794107 333 12402 SH Sole 12402
VODAFONE GROUP PLC ADR COM 92857T107 9707 174700 SH Sole 174700
WACHOVIA CORP COM 929771103 649 9600 SH Sole 9600
WASHINGTON POST B COM 939640108 249 460 SH Sole 460
WILMINGTON TRUST CORPORATION COM 971807102 2577 53000 SH Sole 53000
ALLIANCE GROWTH & INCOME-A MF 44 11967.804 SH Sole 11967.804
VANGUARD INDEX 500 FUND MF 922908108 389 2816.962 SH Sole 2816.962
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