VANGUARD BOND INDEX FUND INC
NSAR-A, 1999-08-19
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<PAGE>      PAGE  1
000 A000000 06/30/1999
000 C000000 0000794105
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 6.1
000 J000000 U
001 A000000 VANGUARD BOND INDEX FUNDS
001 B000000 811-4681
001 C000000 6106691000
002 A000000 100 VANGUARD BOULEVARD
002 B000000 MALVERN
002 C000000 PA
002 D010000 19355
003  000000 N
004  000000 N
005  000000 N
006  000000 N
007 A000000 Y
007 B000000  4
007 C010100  1
007 C020100 VANGUARD TOTAL BOND MARKET INDEX FUND
007 C030100 N
007 C010200  2
007 C020200 VANGUARD SHORT-TERM BOND INDEX FUND
007 C030200 N
007 C010300  3
007 C020300 VANGUARD INTERMEDIATE-TERM BOND INDEX FUND
007 C030300 N
007 C010400  4
007 C020400 VANGAURD LONG-TERM BOND INDEX FUND
007 C030400 N
007 C010500  5
007 C010600  6
007 C010700  7
007 C010800  8
007 C010900  9
007 C011000 10
010 A00AA01 THE VANGUARD GROUP, INC.
010 B00AA01 801-11953
010 C01AA01 MALVERN
010 C02AA01 PA
010 C03AA01 19355
012 A00AA01 THE VANGUARD GROUP, INC.
012 B00AA01 84-772
012 C01AA01 MALVERN
012 C02AA01 PA
012 C03AA01 19355
013 A00AA01 PRICEWATERHOUSE COOPERS LLP
<PAGE>      PAGE  2
013 B01AA01 PHILADELPHIA
013 B02AA01 PA
013 B03AA01 19103
014 A00AA01 VANGUARD MARKETING CORPORATION
014 B00AA01 8-21570
018  00AA00 Y
019 A00AA00 Y
019 B00AA00  102
019 C00AA00 VANGUARDGR
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020 C000008      0
020 C000009      0
020 C000010      0
021  000000        0
022 A000001 THE VANGUARD GROUP, INC./POOLED CASH ACCOUNT
022 B000001 23-1945930
022 C000001   2662211
022 D000001   2529534
022 A000002 DONALDSON, LUFKIN & JENRETTE SECURITIES
022 B000002 13-2741729
022 C000002   1028524
022 D000002    925023
022 A000003 GREENWICH CAPITAL MARKETS INC.
022 B000003 13-3172275
022 C000003    666747
022 D000003    597524
022 A000004 BARCLAYS DE ZOETE WEDD SECURITIES INC.
022 B000004 13-3551367
022 C000004    707016
022 D000004    539363
022 A000005 LEHMAN BROTHERS INC.
022 B000005 13-2726611
022 C000005    880233
022 D000005    203933
022 A000006 BEAR, STEARNS SECURITIES CORP.
022 B000006 13-3299429
022 C000006    615620
022 D000006    386251
022 A000007 CREDIT SUISSE FIRST BOSTON CORP.
022 B000007 13-5659485
022 C000007    669856
022 D000007    257003
022 A000008 GOLDMAN SACHS & CO.
022 B000008 13-5108880
022 C000008    404688
<PAGE>      PAGE  3
022 D000008    505574
022 A000009 SALOMAN SMITH BARNEY INC.
022 B000009 13-1912900
022 C000009    505285
022 D000009    147240
022 A000010 PAINEWEBBER INC.
022 B000010 13-2638166
022 C000010    559363
022 D000010     14949
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023 D000000    7374598
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<PAGE>      PAGE  4
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<PAGE>      PAGE  5
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015 A000101 THE CHASE MANHATTAN BANK, N.A.
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<PAGE>      PAGE  6
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<PAGE>      PAGE  7
070 F020100 N
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<PAGE>      PAGE  8
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015 A000201 STATE STREET BANK & TRUST CO.
015 B000201 C
015 C010201 BOSTON
<PAGE>      PAGE  9
015 C020201 MA
015 C030201 02110
015 E010201 X
025 A000201 MERRILL LYNCH & CO.
025 B000201 13-5674085
025 C000201 D
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025 A000202 LEHMAN BROTHERS HOLDINGS INC.
025 B000202 13-2518466
025 C000202 D
025 D000202   10809
025 A000203 DONALDSON,LUFKIN & JENRETTE SECURITIES INC.
025 B000203 13-2726611
025 C000203 D
025 D000203    4954
025 A000204 PAINEWEBBER INC.
025 B000204 13-2638166
025 C000204 D
025 D000204    4179
025 A000205 SALOMON SMITH BARNEY INC.
025 B000205 13-1912900
025 C000205 D
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025 A000206 DELETE
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<PAGE>      PAGE  10
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070 A010200 Y
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070 D010200 N
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<PAGE>      PAGE  11
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<PAGE>      PAGE  12
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015 A000301 STATE STREET BANK & TRUST CO.
015 B000301 C
015 C010301 BOSTON
015 C020301 MA
015 C030301 02110
015 E010301 X
025 A000301 LEHMAN BROTHERS HOLDINGS INC.
025 B000301 13-2518466
025 C000301 D
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025 A000302 MERRILL LYNCH & CO.,INC.
025 B000302 13-5674085
<PAGE>      PAGE  13
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025 B000303 13-1912900
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025 B000304 13-2655998
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<PAGE>      PAGE  14
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<PAGE>      PAGE  15
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<PAGE>      PAGE  16
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025 A000401 MERRILL LYNCH & CO., INC.
025 B000401 13-5674085
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025 A000402 LEHMAN BROTHERS HOLDINGS INC.
025 B000402 13-2518466
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<PAGE>      PAGE  17
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<PAGE>      PAGE  18
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SIGNATURE   GARY P. SOURA
TITLE       MANAGER



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<CIK> 0000794105
<NAME> VANGUARD BOND INDEX FUNDS
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<CIK> 0000794105
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</TABLE>

<TABLE> <S> <C>

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