Investigations
Map
The History Detectives have traveled the length and breadth of the country, delving into family legends, local folklore and stories behind potentially extraordinary objects in everyday American homes, cities and small towns.
Browse the investigations on the map and see what we've revealed in your area.
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Investigations
Howard Hughes Crash
Was this the instrument that chartered Howard Hughes' near fatal plunge into Beverly Hills?
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Investigations
Continental Currency
Could this $6 bill represent America’s first declaration of its independence?
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Techniques
Appraisal Glossary
A List of useful words and phrases for Appraising.
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Investigations
Railroad Station
Is a disused depot the first railroad station in Texas?
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Investigations
Seadrome
Did floating airports dot the Atlantic before modern air travel?
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Techniques
Photographs - Checklist
Printable checklist to use when analyzing photographs.
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Investigations
Slave Banjo
Is this the only surviving banjo carried by former slaves following Emancipation?
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Investigations
Hollywood Sign
Is this a piece of the original Hollywood sign?
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Techniques
Genealogy - Glossary
A list of useful words to know when using genealogy.
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Investigations
Sears Home
Might an Ohio couple's residence be a long-forgotten Sears home?
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Techniques
Very Old Objects - Checklist
Printable checklist to use when examining very old objects.
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Investigations
Old Fire Station
Did President Ulysses S. Grant stop by a New Jersey firehouse on the centennial of America?
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Investigations
Civil War Bridge
Has a new discovery rewritten Civil War history?
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Techniques
Stones And Minerals - Checklist
Printable checklist to use when studying stones and minerals.
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Techniques
Preservation
Learn how to preserve papers, books, photographs and textiles.
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Techniques
Case File: Rock n' Research
How to identify rocks.
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Techniques
Military History - WWII
Learn how to research a WWII veteran’s military record.
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Investigations
Marshall House Flag
Did this piece of fabric come from a flag that cost a Union colonel his life?
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Investigations
Josh White Guitar
What role did this guitar play in the transformation of the music industry in the 1960's?
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Techniques
Finding Experts
How to source the correct expert to assist in an investigation.
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Techniques
Weapon Dating
Determining the age of a weapon.
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Investigations
African American Comic Book
Did the makers of this 1950s comic book have more than romance on their minds?
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Techniques
Historical Research
It's your turn to be a History Detective.
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Investigations
Natchez House
How did a free man of color come to own this house twelve years before emancipation?
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Techniques
Document Examination
How to determine authenticity and authorship of a document.
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Techniques
Building Background - Checklist
A printable 'To Do' list to use when investigating buildings
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Techniques
Case File: My Indiana Home
Finding out more about your home.
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Techniques
Case File: Hidden Meanings
Finding out more about the author of a diary.
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Techniques
Case File: Quirky Quilts
How to look after a very old quilt.
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Techniques
Analyzing Art - Checklist
A printable 'To Do' list for analyzing art.
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Investigations
PsychoPhone
Did Thomas Edison make a machine to unlock the secrets of the dead?
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Techniques
Military Research
Using military records in your research.
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Investigations
Civil War Submarine
Is this submarine an example of new technology developed by the Confederates during the Civil War?
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Investigations
The Disappearance of Glenn Miller
In 1944, bandleader Glenn Miller boarded a plane for Paris and was never seen again. What happened?
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Investigations
Hot Town Poster
What role did this striking poster play in the explosive events of 1960s America?
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Investigations
Florida Map
How did this faded map help unlock the riches of the New World?