Plate 23. Fig. 1. Howard's diagram to elucidate the action the earthof the sun's rays on 360 2.3 Curvature Illustration Of Snow Alpine linesnow line 366 4-23. Forms of ?now crystals 395 24-35. Forms of hailstones 397 36-38. Illustrating the amount of dew on trees and herbs 384 39 40. Ill'g the amount of dew on differently inclined surfaces 384 41-43. Ill'g the greatest deposit of dew on the highest points of an object .... 384 44-47. Ill'g the increase of dewdrops 385 48. Ill'g that an object rolled up in ball receives less dew than if spread out flat 385 49-52. Ill'g that gilt paper is bedewed only when its unmetallic side is in contact with wood 385 53 ab. Zone of dew deposited in the cavity of watch-glass 385 54. Regular deposit of dew around wafers on glass plate not on them .... 385 55. Deposit of dew on window 383 56 57. Deposit of dew on spiders' webs .385 Fig. 58. Perpendiculars Platelimits boughs frost23-ofof(Continued.) the from .... treeformation marking the widest theof 59. Curious formation of frost on the chiselled starof tombstone 60 61. Curious formation of frost on leaves .... 62. Illustrating the theory of winds .... 63. Ill'g the theory of whirlwinds 64. Rain gauge Iconographic Encyclopaedia of Science Literature and Art by JG Heck Issued 1857 New York
In VG condition or better trivial spotting or foxing age toning to edges well worthy of hanging for display.