Some time in the first decade of the twentieth century Stratemeyer realized that he could no longer juggle multiple volumes of multiple series, and he began hiring ghostwriters, such as Howard Garis.

In the 1950s, Harriet ( by now Harriet Stratemeyer Adams ) began substantially revising old volumes in the Nancy Drew and Hardy Boys series, updating them by removing references to " roadster " and the like.

Beginning in 1934, Stratemeyer's other daughter, Harriet Stratemeyer Adams, began contributing plot outlines ; she and Andrew Svenson wrote most of the plot outlines for the next several decades.

In 1960, the Stratemeyer syndicate began to rewrite most of the older volumes, many of which became almost unrecognizable in the process.

Also involved in the Nancy Drew writing process were Harriet Stratemeyer Adams's daughters, who gave input on the series and sometimes helped to choose book titles ; the Syndicate's secretary, Harriet Otis Smith, who invented the characters of Nancy's friends Bess and George ; and the editors at Grosset and Dunlap.

" Stratemeyer explained his strategy to a publisher, writing that "' book brought out under another name would, I feel satisfied, do better than another Stratemeyer book.

Stratemeyer continued to write some books, while writing plot outlines for others.

In 1987, Simon and Schuster purchased the syndicate from its partners-Edward Stratemeyer Adams, Camilla Adams McClave, Patricia Adams Harr, Nancy Axelrod and Lilo Wuenn-and turned to Mega-Books, a book packager, to handle the writing process for new volumes.

McFarlane's writing is clear and filled with specific details, making his works superior to many other Stratemeyer series titles.

After Edward Stratemeyer's death in May 1930, his two daughters, Harriet Stratemeyer Adams ( 1892 – 1982 ) and Edna C. Squier ( 1895 – 1974 ), ran the company, with the result that Garis stopped writing for the Syndicate in 1933 after several disagreements.

Much of his writing was the kind of " Boy's books " initiated by the famous Stratemeyer Syndicate, based on the assumption ( which proved hugely successful ) that " boys want the thrill of feeling ' grown-up '" and that they like books which give them that feeling to come in series where the same heroes appear again and again.

Stratemeyer did all of the writing himself, rather than hiring ghostwriters.

This book is one of the " Original 10 ", generally considered to be the best examples of the Hardy Boys, and Stratemeyer Syndicate, writing.

This book was written for the Stratemeyer Syndicate in 1934, purportedly by Leslie McFarlane however the writing style is noticeably different from other books in the series known to have been written by McFarlane.

This book is one of the " Original 10 " Hardy Boys books and is an excellent example of the writing style used by the Stratemeyer Syndicate's writers.

All of them used a unique writing style that made the very recognizable as Stratemeyer product.

This book is one of the " Original 10 ", generally considered to be the best examples of the Hardy Boys, and Stratemeyer Syndicate, writing.

This book is one of the " Original 10 ", generally considered to be the best examples of the Hardy Boys, and Stratemeyer Syndicate, writing.

This book was written for the Stratemeyer Syndicate in 1933, purportedly by Leslie McFarlane ; however, the writing style is noticeably different from other books in the series known to have been written by McFarlane.

This book was written for the Stratemeyer Syndicate in 1935, purportedly by Leslie McFarlane ; however, the writing style is noticeably different from other books in the series known to have been written by McFarlane.

Stratemeyer originally developed and wrote the Hardy Boys and Nancy Drew mysteries written under the Franklin W. Dixon and Carolyn Keene pseudonyms respectively ( and were later written by his daughter, Harriet Adams, and other authors ).

Laura Lee Hope is a pseudonym used by the Stratemeyer Syndicate for the Bobbsey Twins and several other series of children's novels.

However, the bulk of Hancock's works in that genre appear to have been handled by publishers other than Stratemeyer.

This style influenced many other " youth adventure series " books that the Stratemeyer Syndicate also published, including the Nancy Drew series ( designed as a corollary to The Hardy Boys written from the perspective of young girls ).

Grosset & Dunlap is historically known for its photoplay editions and juvenile series books such as the Hardy Boys, Nancy Drew, The Bobbsey Twins, Tom Swift, Cherry Ames and other books from their former ownership of the Stratemeyer Syndicate ( currently owned by Simon & Schuster ).

Mulvey was also responsible for editing other Stratemeyer Syndicate stories with aviation content.

Henty, the Tom Swift series, and the Rover Boys series by Edward Stratemeyer.

Stratemeyer invented the series to capitalize on the market for children's science adventure.

Edward Stratemeyer and Howard Garis wrote most of the volumes in the original series ; Stratemeyer's daughter, Harriet Stratemeyer Adams, wrote the last three volumes.

Stratemeyer Syndicate employee Andrew Svenson described the new series as based " on scientific fact and probability, whereas the old Toms were in the main adventure stories mixed with pseudo-science ".

Nancy Drew is a fictional character in a juvenile fiction mystery fiction series created by publisher Edward Stratemeyer.

Edward Stratemeyer hired Mildred Benson in 1926 to assist in expanding his roughly-drafted stories in order to satisfy increasing demand for his series.

Published book rights for the Nancy Drew series were owned by the Stratemeyer Syndicate and are currently owned by Simon & Schuster.

With only this, and without access to the Stratemeyer Syndicate archives now held at the New York Public Library, the public presumed that she had a primary authorship claim to the Nancy Drew stories and pen name, Carolyn Keene, who also " wrote " the Dana Girls series.

The Stratemeyer Syndicate was the producer of a number of mystery series for children, including Nancy Drew, the Hardy Boys, the various Tom Swift series, the Bobbsey Twins, the Rover Boys, and others.

This desire for a series of stories could, Stratemeyer believed, be harnessed for profit.

The first series that Stratemeyer created was the Rover Boys, published under the pseudonym Arthur M. Winfield.

Harriet Stratemeyer introduced such series as The Dana Girls ( 1934 ), Tom Swift, Jr., The Happy Hollisters, and many others.

For the Tom Swift Jr. series the books were outlined mostly by Harriet ( Stratemeyer ) Adams, head of the Stratemeyer Syndicate, attributed to the pseudonymous Victor Appleton II, and published in hardcover by Grosset & Dunlap.

The Dana Girls was a series of young adult mystery novels produced by the Stratemeyer Syndicate.

Stratemeyer initially pitched the new series to publishers Grosset & Dunlap and suggested that the boys might be called the Keene Boys, the Scott Boys, the Hart Boys, or the Bixby Boys.

Stratemeyer accordingly hired Canadian Leslie McFarlane to ghostwrite the first volumes in the series.

So successful was the series that Stratemeyer created the character of Nancy Drew as a female counterpart to the Hardys.