| 1 |
1
Who cloned the President? / by Ron Roy ; illustrated by Liza Woodruff
: pbk. - New York : Random House , c2003
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| 2 |
2
Kidnapped at the Capital / by Ron Roy ; illustrated by Liza Woodruff
: pbk. - New York : Random House , c2003
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| 3 |
3
The skeleton in the Smithsonian / by Ron Roy ; illustrated by Timothy Bush
: pbk. - New York : Random House , c2003
|
| 4 |
4
A spy in the White House / by Ron Roy ; illustrated by Timothy Bush
: pbk. - New York : Random House , c2004
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| 5 |
5
Who broke Lincoln's thumb? / by Ron Roy ; illustrated by Timothy Bush
: pbk. - New York : Random House , c2005
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| 6 |
6
Fireworks at the FBI / by Ron Roy ; illustrated by Timothy Bush
: pbk. - New York : Random House , c2006
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| 7 |
7
Trouble at the Treasury / by Ron Roy ; illustrated by Timothy Bush
New York : Random House , c2006
|
| 8 |
8
Mystery at the Washington Monument / by Ron Roy ; illustrated by Timothy Bush
New York : Random House Children's Books , c2007
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| 9 |
9
A thief at the National Zoo / by Ron Roy ; illustrated by Timothy Bush
: pbk. - New York : Random House , c2007
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| 10 |
10
The election-day disaster / by Ron Roy ; illustrated by Timothy Bush
: pbk. - New York : Random House , c2008
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| 11 |
11
The secret at Jefferson's mansion / by Ron Roy ; illustrated by Timothy Bush
: pbk. - New York : Random House , c2009
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| 12 |
12
The ghost at Camp David / by Ron Roy ; illustrated by Timothy Bush
: pbk. - New York : Random House , c2010
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| 13 |
13
Trapped on the D.C. train! / by Ron Roy ; illustrated by Timothy Bush
: pbk. - New York : Random House , 2011
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| 14 |
14
Turkey trouble on the National Mall / by Ron Roy ; illustrated by Timothy Bush
: pbk. - New York : Random House , c2012
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Mendeley出力
