Memoir of Fleeming Jenkin presents a reflective portrayal of the life and work of an influential engineer and inventor whose achievements, though not widely recognized, left a lasting impact. The narrative opens with an extensive trace of his family lineage, portraying a heritage marked by notable accomplishments and challenges. Through accounts of inherited fortunes that proved illusory and the shifting circumstances that surrounded his early years, the memoir conveys a vivid picture of a childhood shaped by both privilege and hardship. The work delves into the complexities of familial relationships and economic instability, painting a rich backdrop against which the subject's personal drive and professional ambitions developed. As the story unfolds, it captures the interplay of personal traits, environmental influences, and formative experiences that contributed to his distinctive character. Themes of resilience, ingenuity, and perseverance resonate throughout, highlighting how adversity and opportunity intertwined to define his journey in life and work.