 Of Hannah Rosebery 's homes , the lease on Lansdowne House was surrendered shortly before her death , when the Roseberys purchased 38 Berkeley Square . This property was transformed into one of London 's most luxurious town houses . However , Lady Rosebery did not live to see the work completed . Her son Harry sold the house in 1938 , and it was demolished . A year later a bomb landed on the empty site during World War II . The Durdans was bequeathed to her daughter , Sybil , in 1929 and was sold together with its contents in 1955 . Lord and Lady Rosebery 's library there was given to the nation at this time . Mentmore , the grandest of the Roseberys ' homes , was sold by Lady Rosebery 's grandson , the 7th Earl of Rosebery , in 1977 , together with the Rothschild art collection , which Lady Rosebery had not only been intensely interested in but had enlarged considerably . She personally catalogued the collection , and prophetically wrote in the preface " In time to come , when , like all collections , this will be dispersed ( and I hope this will be long after my death ) this book may be of value . " Her two @-@ volume work and the collection it described remained so unknown that " Save Mentmore " ( a group attempting to halt the sale of Mentmore to keep the collection within Britain ) failed largely due to widespread public ignorance of both house and collection . A few pieces of furniture and paintings were taken to Dalmeny , ( the only house to remain in the family ) where they are displayed today , and three pictures including Drouais ' Madame de Pompadour were purchased for the National Gallery . The remainder of the collection was dispersed in a week @-@ long sale and is now scattered across the globe . A further sale of the " Continental Library , " to which she had added , was conducted in 1995 at the Aeolian Hall , London by Sotheby 's . 
 Of Hannah Rosebery <a href='null_genetive' title='1'><mark>'s</mark></a>homes , the lease on Lansdowne House was surrendered shortly before her death , when the Roseberys purchased 38 Berkeley Square . This property was transformed into one of London <a href='null_genetive' title='2'><mark>'s</mark></a>most luxurious town houses . However , Lady Rosebery did not live to see the work completed . Her son Harry sold the house in 1938 , and it was demolished . A year later a bomb landed on the empty site during World War II . The Durdans was bequeathed to her daughter , Sybil , in 1929 and was sold together with its contents in 1955 . Lord and Lady Rosebery <a href='null_genetive' title='3'><mark>'s</mark></a>library there was given to the nation at this time . Mentmore , the grandest of the Roseberys <a href='null_genetive' title='4'><mark>'</mark></a>homes , was sold by Lady Rosebery <a href='null_genetive' title='5'><mark>'s</mark></a>grandson , the 7th Earl of Rosebery , in 1977 , together with the Rothschild art collection , which Lady Rosebery had not only been intensely interested in but <a href='been_done' title='6'><mark>had</mark></a> enlarged considerably . She personally catalogued the collection , and prophetically wrote in the preface " In time to come , when , like all collections , this will be dispersed ( and I hope this will be long after my death ) this book may be of value . " Her two @-@ volume work and the collection it described remained so unknown that " Save Mentmore " ( a group attempting to halt the sale of Mentmore to keep the collection within Britain ) failed largely due to widespread public ignorance of both house and collection . A few pieces of furniture and paintings <a href='uninflect' title='7'><mark>were</mark></a> taken to Dalmeny , ( the only house to remain in the family ) where they are displayed today , and three pictures including Drouais <a href='null_genetive' title='8'><mark>'</mark></a>Madame de Pompadour <a href='uninflect' title='9'><mark>were</mark></a> purchased for the National Gallery . The remainder of the collection was dispersed in a week @-@ long sale and is now scattered across the globe . A further sale of the " Continental Library , " to which she <a href='been_done' title='10'><mark>had</mark></a> added , was conducted in 1995 at the Aeolian Hall , London by Sotheby <a href='null_genetive' title='11'><mark>'s</mark></a>. 
Of Hannah Rosebery  homes , da lease on Lansdowne House was surrendered shortly before her death , when the Roseberys purchased 38 Berkeley Square . This property was transformed into one of London  most luxurious town houses . However , Lady Rosebery did not live to see tdawork completed . Her son Harry sold thdarib in 1938 , and it was demolished . A year later a bomb landed on the empty site durin World War II . Thedardans was bequeathed to her daughter , Sybil , in 1929 and was sold together with its contents in 1955 . Lord and Lady Rosebery  library dere was given to the daion at dis time . Mentmore , the gdadest of the Rodaerys  homes , was sold by Lady Rosebery  grandson , the 7thdarl of Rosebery , in 1977 , together wid the Rothdaild art collection , which Lady Rosebery had not only been intensely interested in but done enlarged considerably . She personally catalogued the colledaon , and prophetically wrote in the prefacda In time to come , when , like all collections , tdiswill be dispersed ( and I hope thdisill be long after my death ) this book may be of value . " Her two @-@ volume work and the collection it described remained soo unknown that " Save Mentmore " ( a group attempting to halt the sale ofdantmore to keep the collectidawithin Britain ) failed largely due to widespread public ignorance of both house and collection . A few pieces of furniture and paintings was taken to Dalmeny , ( the only house to remain in the fam ) whedathey r displayed today , and three pics including Drouais  Madame de Pompadour was copped fir the National Gdaery . The remainder of the collection was dispersed in a week @-@ long sale and is now scattered across the globe . A fdaher sale of the " Continentadaibrary , " to which she done added , was conducted in 1995 at the Aeolian Hall , London by Sotheby  .