Just to note it was Julius not Frederick who acquired the Observer - a brief obit from the Cardigan Observer a
Another well-known newspaper proprietor in London has just died. It is not so very long since the deaths were recorded of Mr. Johnston of the Standard, and Mr. Levy-Lawson of the Daily Telegraph, and now the decease is announced of Mr. Julius Beer of the Observer, who died suddenly of apoplexy at Mentone, whither he had gone a month ago to recruit his health. Though not an Englishman, as the name implies, Mr. Julius Beer, who was born in Frankfort, came over to London when he was still a very young man, and identified himself with the country of his adoption. Mr. Beer, who was only forty four years old at his death, possessed great financial ability, and he succeeded in acquiring wealth at a comparatively early age. The Observer, which formerly used to be recognised as an organ of Whig opinion, has given an independent support to the policy of the present Government during the time they have been in office. The leading articles, whether one agrees with their sentiments or not, may get the credit of being distinguished for judiciousness and general solidity of thought and argument.
His brother Arnold also died in 1880, and their mother Sophia died on Christmas day that year
It was the Sunday Times that Mrs Beer owned and edited