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Warner, Gertrude Chandler

Summary: "When the Alden siblings visit their grandfather's friend in an apartment building, they begin to wonder about the many mysterious events that keep happening on the thirteenth floor of that building."--

Format: text

Publisher / Publication Date: Albert Whitman & Company 2019

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Warner, Gertrude Chandler

Summary: "The Aldens are visiting Port Elizabeth when a bad storm rolls in, knocking out the power--and leaving behind a mystery! Can the powered-down Aldens figure out what's going on?"--Page 4 of cover

Format: text

Publisher / Publication Date: Albert Whitman & Company 2019

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Warner, Gertrude Chandler

Summary: The Alden children travel on a Mississippi paddle-wheel steamer to visit an old family friend in his cabin near Hannibal, Missouri, and try to discover who is responsible for the mysterious activities near the house.

Format: text

Publisher / Publication Date: Albert Whitman & Company 1991

Copies Available at Fife Lake

1 available in Juvenile Fiction Series, Call number: J FIC WAR

Warner, Gertrude Chandler

Summary: While on a cruise with their grandfather, the Alden children help discover who is behind the mysterious troubles of the ship--disconnected phone lines, engine trouble, a man overboard--and still have fun sightseeing, eating, and swimming.

Format: text

Publisher / Publication Date: Albert Whitman & Company 1992

Copies Available at Woodmere

1 available in Juvenile Fiction Series, Call number: J FIC WAR

Warner, Gertrude Chandler

Summary: When their grandfather arranges for them to spend two week at Sunny Oaks, the four Alden children enjoy settling into the routines of farm life but become suspicious about a mysterious horse locked in the stables.

Format: text

Publisher / Publication Date: A. Whitman 1993

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Warner, Gertrude Chandler

Summary: The Aldens try to solve a series of mysteries which took place in an old hotel in Kansas which they visit.

Format: text

Publisher / Publication Date: Albert Whitman & Co. 2005

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Warner, Gertrude Chandler

Summary: While visiting a Navaho Indian reservation in New Mexico, the Aldens try to save a forest under threat of development by proving it is the site of a lost, buried village, but someone is sabotaging their dig.

Format: text

Publisher / Publication Date: A. Whitman 1994

Copies Available at Woodmere

1 available in Juvenile Fiction Series, Call number: J FIC WAR

Warner, Gertrude Chandler

Summary: At the same time that the Alden children's efforts to raise money for a new hospital wing are being sabotaged by nasty tricks, they find their attempts to befriend the new girl Beth frustrated by her strange behavior.

Format: text

Publisher / Publication Date: A. Whitman 1992

Copies Available at Peninsula

1 available in Juvenile, Call number: JFIC WAR

Warner, Gertrude Chandler

Summary: At an old library, the Alden children discover a boy who needs their help and a stranger who is after a valuable object they found in the library.

Format: text

Publisher / Publication Date: Albert Whitman & Company 1991

Copies Available at Peninsula

1 available in Stacks, Call number: JFIC WAR

Warner, Gertrude Chandler

Summary: The Alden children hunt for their late grandmother's necklace that has been missing for years.

Format: text

Publisher / Publication Date: Albert Whitman & Company 1992

Copies Available at Woodmere

1 available in Juvenile Fiction Series, Call number: J FIC WAR

Warner, Gertrude Chandler

Summary: The Alden family rents a houseboat to drift down the river, and encounters a mystery in the little towns along the river, involving a fast black car.

Format: text

Publisher / Publication Date: A. Whitman 1967

Copies Available at Peninsula

1 available in Juvenile, Call number: JFIC WAR #12

Warner, Gertrude Chandler

Summary: While visiting Lake Lucille in the Adirondack Mountains, the Aldens hear stories about a monster in the lake and then encounter evidence that it may be real.

Format: text

Publisher / Publication Date: Whitman 1998

Copies Available at Woodmere

1 available in Juvenile Fiction Series, Call number: J FIC WAR

Warner, Gertrude Chandler

Summary: The Aldens investigate when an old wooden mask they have found is stolen.

Format: text

Publisher / Publication Date: A. Whitman 2007

Copies Available at Woodmere

1 available in Juvenile Fiction Series, Call number: J FIC WAR

Warner, Gertrude Chandler

Summary: While helping their grandfather prepare for Greenfield's Winter Festival, the Alden children uncover a mystery surrounding the statue in the town square.

Format: sound recording-nonmusical

Publisher / Publication Date: Findaway World, LLC 2015

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Warner, Gertrude Chandler

Summary: While visiting the seaport town of Ragged Cove, Massachusetts, the Alden children find the ship's log of the Flying Cloud, shipwrecked in 1869, supposedly during a mutiny.

Format: text

Publisher / Publication Date: A. Whitman 1994

Copies Available at Woodmere

1 available in Juvenile Fiction Series, Call number: J FIC WAR

Warner, Gertrude Chandler

Summary: The Alden children suspect someone of trying to sabotage the local dog show.

Format: text

Publisher / Publication Date: A. Whitman 1993

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Warner, Gertrude Chandler

Summary: The Aldens search for carousel horses that have disappeared from an amusement park.

Format: text

Publisher / Publication Date: Albert Whitman & Company 1992

Copies Available at Fife Lake

1 available in Juvenile Fiction Series, Call number: J FIC WAR

Copies Available at Peninsula

1 available in Juvenile, Call number: JFIC WAR

Warner, Gertrude Chandler

Summary: While visiting a recent purchase of Grandfather's, a ghost town in the Rocky Mountains, the Aldens encounter a mystery involving a run-down motel and a woman who may be a ghost.

Format: text

Publisher / Publication Date: A. Whitman 1999

Copies Available at Woodmere

1 available in Juvenile Fiction Series, Call number: J FIC WAR

Copies Available at Peninsula

1 available in Juvenile, Call number: JFIC WAR

Warner, Gertrude Chandler

Summary: When the Alden children go camping on Blizzard Mountain, a place said to be inhabited by a ghost looking for buried treasure, they begin to think someone or something is trying to scare them off.

Format: text

Publisher / Publication Date: A. Whitman 2002

Copies Available at Woodmere

1 available in Juvenile Fiction Series, Call number: J FIC WAR

Warner, Gertrude Chandler

Summary: When their favorite pizza restaurant almost goes out of business, the Alden children try to help their friends stay open while they find out who is behind all their problems.

Format: text

Publisher / Publication Date: A. Whitman 1993

Copies Available at Peninsula

1 available in Stacks, Call number: JFIC WAR

Warner, Gertrude Chandler

Summary: When the Alden children join a group of volunteers to fix up an old house for senior citizens, they try to explain the puzzling behavior of their coworkers as well as investigate some unusual events.

Format: text

Publisher / Publication Date: Albert Whitman & Co. 2001

Copies Available at Woodmere

1 available in Juvenile Fiction Series, Call number: J FIC WAR

Warner, Gertrude Chandler

Summary: The Alden children stumble upon a mystery when they enter their dog, Watch, in a contest that could lead to fame and fortune, but where things keep going wrong.

Format: text

Publisher / Publication Date: Albert Whitman 2009

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Warner, Gertrude Chandler

Summary: Six children help solve the mystery of a missing spyglass that has kept two brothers feuding for years.

Format: text

Publisher / Publication Date: A. Whitman 1969

Copies Available at Fife Lake

1 available in Juvenile Fiction Series, Call number: J FIC WAR

Copies Available at Peninsula

2 available in Juvenile, Call number: JFIC WAR
Call number: JFIC WAR #14

Warner, Gertrude Chandler

Summary: The Aldens investigate when a new store called the Game Spot opens in town and the neighboring shops are robbed.

Format: text

Publisher / Publication Date: A. Whitman 2005

Copies Available at Woodmere

1 available in Juvenile Fiction Series, Call number: J FIC WAR

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