| The Theosophical Review | review - Old Diary Leaves; the only Authentic History of the Theosophical Society by HS Olcott | AAW | y1900 | v27 | - | December | p379 |
| Theosophy in Australasia | The Poor Pariah (review of pamphlet by HS Olcott) | - | y1902 | v8 | i8 | November | p119 |
| The Theosophical Review | review - The Poor Pariah by HS Olcott | GRSM | y1902 | v31 | - | November | p284 |
| The Theosophist | Letter to HS Olcott | WB Fricke | y1903 | v24 | - | February | p303 |
| Le Lotus Bleu | Livres - `Le Bouddhisme sous forme de catéchisme`, par HS Olcott | DA Courmes | y1904 | v15 | - | décembre | p335 |
| The Theosophical Review | review - Old Diary Leaves - Third Series 1883-1887 by HS Olcott | GRSM | y1904 | v34 | - | June | p378 |
| Transactions Annual Congresses of the Federation of European Sections Theosophical Society | 1. List of Officers - President HS Olcott | anon | y1906 | v3 | - | July | p3 |
| Le Lotus Bleu | HS Olcott, Président fondateur de la \Société théosophique\ (avec portrait) | DA Courmes | y1906 | v17 | - | mai | p65 |
| The Theosophist | An Interview with HS Olcott | HS Olcott | y1906 | v28 | - | Nov+ | p10 |
| The Theosophical Quarterly | obituary - Col HS Olcott | anon | y1907 | v4 | - | - | p368 |
| Theosophy in Australasia | HS Olcott Leader and Comrade | - | y1907 | v13 | i1 | April | p303 |
| Le Lotus Bleu | Mort de HS Olcott | Dr Th Pascal & DA Courmes | y1907 | v18 | - | mars | p1 |
| Le Lotus Bleu | Livres - `Histoire authentique de la Société Théosophique (Old Diary Leaves)`, 1st volume, par HS Olcott | DA Courmes | y1907 | v18 | - | novembre | p287 |
| The Theosophist | Echoes from the Past - HPB's opinion of HS Olcott (rprnt Mercury June 1898) | HPB | y1907 | v28 | - | April | p539 |
| The Theosophist | correspondence - to HS Olcott | Annie Besant | y1907 | v28 | - | April | p544 |
| The Theosophist | Echoes from the Past - Letter to HS Olcott | Damodar K Mavalankar | y1907 | v28 | - | May | p633 |
| The Theosophist | Letter Received in Mid-ocean by HS Olcott | KH | y1907 | v28 | - | July | p783 |
| The Theosophist | Letter to HS Olcott | GB Vaidya | y1907 | v28 | - | September | p934 |
| The Theosophical Review | obituary - The Passing of HS Olcott | anon | y1907 | v40 | - | March | p90 |
| The Theosophical Review | The Obsequies of HS Olcott | anon | y1907 | v40 | - | April | p145 |
| The Theosophical Review | (statement by HS Olcott's physician) | MC Nanjunda Rao | y1907 | v40 | - | May | p246 |
| Le Lotus Bleu | Livres - `Histoire authentique de la Société Théosophique (Old Diary Leaves)`, 2° volume, par HS Olcott | DA Courmes | y1908 | v19 | - | décembre | p317 |
| The Theosophist | Echoes from the Past - Letter to HS Olcott | HP Blavatsky | y1908 | v29 | - | May | p752 |
| The Theosophist | Letter found in HS Olcott's papers | anon | y1908 | v30 | - | November | p172 |
| The Theosophical Review | review - Histoire Authentique de La Société Théosophique by HS Olcott | GRSM | y1908 | v41 | - | January | p474 |
| Le Lotus Bleu | Livres - `Histoire authentique de la Société Théosophique, 3° série`, par HS Olcott | DA Courmes | y1909 | v20 | - | octobre | p267 |
| The Theosophist | Letter to HS Olcott July 4th | HPB | y1909 | v30 | - | January | p365 |
| The Theosophist | Letter to HS Olcott 23-9-1886 | HP Blavatsky | y1909 | v30 | - | March | p588 |
| The Theosophist | Letter to HS Olcott 6-10-1880 | HP Blavatsky | y1909 | v30 | - | March | p590 |
| The Theosophist | TW - HS Olcott | CW Leadbeater | y1909 | v30 | - | May | p211 |
| The Theosophic Messenger | painting: HS Olcott | Geo H Taggart | y1912 | v14 | i2 | November | p75 |
| The Theosophist | Early History of the TS (notes by CJ) (II-III) Letter to HS Olcott | Tuitit Bey | y1922 | v43 | - | April | p92 |
| The Messenger | photo - Statues of HP Blavatsky and HS Olcott at Adyar | anon | y1926 | v14 | i6 | Nov | p119 |
| The Theosophical Messenger | review: 'Old Diary Leaves, Second Series' by HS Olcott | OR | y1929 | v17 | i5 | May | p117 |
| The Theosophist | Personal Reminiscences of Colonel HS Olcott | AP Warrington | y1929 | v50 | - | March | p571 |
| The Theosophist | illustration - Portrait of HS Olcott by HPB, about 1877 | HP Blavatsky | y1931 | v52 | - | August | p582 |
| World Theosophy | The Originality of HS Olcott | Fritz Kunz | y1932 | v2 | - | August | p618 |
| World Theosophy | photo - Colonel HS Olcott - Civil War, USA 1861-1865 | anon | y1932 | v2 | - | August | p621 |
| World Theosophy | HS Olcott - HP Blavatsky - Founders of the Theosophical Society | anon | y1932 | v2 | - | November | p863 |
| The Australian Theosophist (3) | The centenary of Colonel HS Olcott | C Jinarajadasa | y1932 | v10 | i4 | September | p106 |
| The Theosophical Messenger | review: 'Reminiscences of Colonel HS Olcott' by various writers, compiled by Hridaya Narain Agarwal | JR | y1932 | v20 | i7 | Jul | p166 |
| The Theosophist | illustration - HS Olcott as a Soldier in the Federal Army USA, 1861-1865 | anon | y1932 | v53 | - | August | p472 |
| The Theosophist | illustration - HS Olcott in 1875 | anon | y1932 | v53 | - | August | p473 |
| The Theosophist | HS Olcott: a biographical sketch | Annie Besant | y1932 | v53 | - | August | p473 |
| The Theosophist | HS Olcott as a Freemason, 1860 | anon | y1932 | v53 | - | August | p478 |
| The Theosophist | The Egyptian Brotherhood & HS Olcott, 1875 | anon | y1932 | v53 | - | August | p479 |
| The Theosophist | illustration - Letter to HS Olcott in 1875 from the Egyptian Brotherhood | anon | y1932 | v53 | - | August | p480 |
| The Theosophist | illustration - Letter to HS Olcott in 1875 from the Egyptian Brotherhood | anon | y1932 | v53 | - | August | p481 |
| The Theosophist | illustration - Letter from the Master Serapis to HS Olcott | Serapis | y1932 | v53 | - | August | p487 |
| The Theosophist | illustration - Letter from the Master Serapis to HS Olcott | Serapis | y1932 | v53 | - | August | p489 |
