The collection examines the intersection of human technological advancement and the persistent, often indifferent, presence of the natural world. McKendrick organizes these forty poems around the concept of history, both personal and objective, using the image of a Pompeian wall-relief as a thematic anchor. The speaker navigates various historical and scientific subjects, ranging from the voyage of the Beagle to the mechanics of early aviation, while maintaining a focus on the physical constraints of travel and observation. The poems function as a series of meditations on how humanity records its own progress against the backdrop of natural history, utilizing a precise, observational framework to bridge the gap between the classical past and modern scientific inquiry.

Readers and critics frequently highlight McKendrick's ability to synthesize disparate subjects like Darwinian history and aerospace engineering into a cohesive poetic voice. Discussion often centers on the poet's technical precision and his capacity to render complex historical concepts into accessible, evocative imagery. The collection is noted for its intellectual rigor, with many observers pointing to the balance between the poet's classical interests and his engagement with the natural world. The pacing is described as deliberate and contemplative, encouraging readers to engage with the poems on multiple levels of meaning. Overall, the work is recognized for its structural elegance and its consistent focus on the artifacts of human history.