Book 'Cryptogames and Insects harmful to agricultural plants' 16 color boards - Milan 1929 Book 'Crittogame and Plant Harmful Insects agricultural' 16 Color Charts - Milan 1929. Published by Societa Elettrica e Elettrochimica del Caffaro - Milan. No. 16 color charts with individual descriptions containing all the techniques of "modus operandi" for the treatment of diseases against plant-harmful insects in the field of agriculture. Condition: - good - Flexible and rough to the touch grey cardboard cover - Back detached from seam - Time stains and small marks on the cover - Yellowed pages, however legible Details: Colors are as much as possible consistent with reality, color rendering depends heavily on the light in which the photos were taken. The graphic representation is made for the sole purpose of illustrating the product and is purely indicative - read the product sheet carefully. For more info, please contact Retrobottega. Prestalia e-commerce solutions.