Robert THEGERSTRÖM
1857–1919, England/Sweden
Also known as: RTHM
1878
Signature considered genuine
1881
Signature considered genuine
1882
Signature considered genuine
1883
Signature considered genuine
1886
Signature considered genuine
1888
Signature considered genuine
1889
Signature considered genuine
1890
Signature considered genuine
1890
Signature considered genuine
1892
Signature considered genuine
1898
Signature considered genuine
1901
Signature considered genuine
1906
Signature considered genuine
1910
Signature considered genuine
1919
Signature considered genuine
Signature considered genuine
Signature considered genuine