According to Dolores Piperno, an expert in the field of phytolith analysis, there have been four important stages of phytolith research throughout history.
Dolores Lee | Dolores | Dolores O'Riordan | Dolores Hidalgo | Grito de Dolores | Dolores Recordings | Dolores del Río | Z.O.E. Dolores,i | María Dolores Pradera | José Alfredo Jiménez' tomb in Dolores Hidalgo | 'Grito de Dolores' | Dolores, Uruguay | Dolores "LaLa" Brooks | Dolores Huerta | Dolores Hayden | Dolores, Colorado | María Dolores "Mary" Tarrero-Serrano | Lt Dolores O'Hara | Dolores River | Dolores, Quezon | Dolores Prida | Dolores Piperno | Dolores Klosowski | Dolores Ibárruri, ''La Pasionaria'' | Dolores Ibárruri | Dolores Hope | Dolores Hart | Dolores Delahanty | Dolores County, Colorado | Dolores County |