1. Location of the crime :
Baskerville Estate, Devon at the end of the Purple Mountain Lane
II Victims:
Sir Charles Baskerville
3. Principal:
Dr. James Mortimore
IV. Sheriff:
Restred
V. Successors
Henry Baskerville (nephew of the deceased)
VI Murderer:
Stapleton (absconded)
Seven Characters in the Legendary Hound Book:
Sir Charles's
Brother: Roger (death)
Manor Director : Barrimo Elisa (Barrimo's wife)
Cousin: James Desmond Reverend
Friend: Frank Rand (Raft Manor)
Stepton (biologist, murderer)
Fugitive: Selden (Alyssa's brother)
Asking for help from jazz:
Mrs. Laura Leon (Frank Rand's daughter)
VIII. Introduction:
The murderer is also a descendant of the Baskerville family, he is cunning, thoughtful, unscrupulous, using the ancient legend of the Baskerville manor to kill people, seek property and finally escape.
IX Addresses used to this day in the novel:
1 Oxford Street: The shopping centre in London's West End is about 1.25 miles long

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2 Regent Street: A street in London's West End is known for its high-quality British clothing stores.
3 Dartmoor: Is the location of the Harry Potter film, one of the 15 national parks, located in the Murland region in central Devon, England, with 953 square kilometers.
4 Paddington: An area located in the city of Westminster, London, officially known as the Metropolitan Borough of Addington.
5 Yorkshire: Located in the north-east of England, the largest county in the United Kingdom, with a long history of 2,000 years, known as the "County of God" the land of culture, industry and agriculture.
6 Devon: A large county in southwest England. Devon is a somewhat unfamiliar-sounding name. It is an honorary county located in the southwest of England, bordering the English Channel to the south, and the border with the county is the only natural heritage site in the United Kingdom - the Jurassic Coast. Devon is the only county in the UK with two separate coastlines, with towering cliffs and soft sandy beaches on both the north and south banks. Coastal areas are dominated by fisheries and port freight, while coastal cities are usually dominated by tourism. Inland, Devon is a vast plain, hilly and village of countless villages. The population density there is lower than in the rest of the UK. Dartmoor, located in the Midlands, is a famous national park that has been voted number one for the natural wonders of South West England, with its iconic spectacular granite highlands.
7 Folkestone: Located in Kent, England with a large number of Victorian buildings, it is a seaside town. Folkestone, a city in Kent, England, with a population of 53,411 and a 40-kilometer voyage from the Port of Calais in France, has been a thriving seaport city for centuries. However, in 1994, after the Official Channel Tunnel across the Strait of Dover was officially opened, Foxton lost its original transportation hub status. Major attractions include Kings North Hawthorn, The New Metropole Art Center, and the waterfront overlooking the Seven Sisters White Cliffs, and Folkestone is known as the "Garden of England". Owns the Folkestone Invicta football team.
8 Notting Hill: Notting Hill is a place name for London's West End, near the northwest corner of Hyde Park, perhaps because of the high terrain, but there are no mountains there, which is a mixed area of people from all over the world, known for its annual carnival. Historically, Notting Hill was a romantic place. Legend has it that in the Victorian era of the 18th century, the princes and nobles and playboys of London had the custom of building a nest of love and keeping lovers in the area of Notting Hill. In the past, those "love nests" have long been submerged in the sediment of history and are no longer remembered, but Notting Hill still has a place that makes people passionate and unforgettable.