dern　papers　and　bindings；　in　the　closed　armoire　for　books　of　rarity　and　price；　he　will　find；　we　think；　the　most　useful　mode　of　arranging　his　treasures。　　His　shelves　will　decline　in　height　from　the　lowest；　where　huge　folios　stand　at　case；　to　the　top　ranges；　while　Elzevirs　repose　on　a　level　with　the　eye。　　It　is　well　that　each　upper　shelf　should　have　a　leather　fringe　to　keep　the　dust　away。
  As　to　the　shape　of　the　bookcases；　and　the　furniture；　and　ornaments　of　the　library；　every　amateur　will　please　himself。　　Perhaps　the　satin…wood　or　mahogany　tabernacles　of　rare　books　are　best　made　after　the　model　of　what　furniture…dealers　indifferently　call　the　〃Queen　Anne〃　or　the　〃Chippendale〃　style。　　There　is　a　pleasant　quaintness　in　the　carved　architectural　ornaments　of　the　top；　and　the　inlaid　flowers　of　marquetry　go　well　with　the　pretty　florid　editions　of　the　last　century；　the　books　that　were　illustrated　by　Stothard　and　Gravelot。　　Ebony　suits　theological　tomes　very　well；　especially　when　they　are　bound　in　white　vellum。　　As　to　furniture；　people　who　can　afford　it　will　imitate　the　arrangements　of　Lucullus；　in　Mr。　Hill　Burton's　charming　volume　〃The　Book…hunter〃　（Blackwood；　Edinburgh；　1862）。〃Everything　is　of　perfect　finish；the　mahogany…railed　gallery；　the　tiny　ladders；　the　broad　winged　lecterns；　with　leathern　cushions　on　the　edges　to　keep　the　wood　from　grazing　the　rich　bindings；　the　books　themselves；　each　shelf　uniform　with　its　facings；　or　rather　backings；　like　well…dressed　lines　at　a　review。〃　　The　late　Sir　William　Stirling…Maxwell；　a　famous　bibliophile；　invented　a　very　nice　library　chair。　　It　is　most　comfortable　to　sit　on；　and；　as　the　top　of　the　back　is　broad　and　flat；　it　can　be　used　as　a　ladder　of　two　high　steps；　when　one　wants　to　reach　a　book　on　a　lofty　shelf。　　A　kind　of　square　revolving　bookcase；　an　American　invention；　manufactured　by　Messrs。　Trubner；　is　useful　to　the　working　man　of　letters。　　Made　in　oak；　stained　green；　it　is　not　unsightly。　　As　to　ornaments；　every　man　to　his　taste。　　You　may　have　a　〃pallid　bust　of　Pallas〃　above　your　classical　collection；　or　fill　the　niches　in　a　shrine　of　old　French　light　literature；　pastoral　and　comedy；　with　delicate　shepherdesses　in　Chelsea　china。　　On　such　matters　a　modest　writer；　like　Mr。　Jingle　when　Mr。　Pickwick　ordered　dinner；　〃will　not　presume　to　dictate。〃
  Next　to　damp；　dust　and　dirt　are　the　chief　enemies　of　books。　　At　short　intervals；　books　and　shelves　ought　to　be　dusted　by　the　amateur　himself。　　Even　Dr。　Johnson；　who　was　careless　of　his　person；　and　of　volumes　lent　to　him；　was　careful　about　the　cleanliness　of　his　own　books。　　Boswell　found　him　one　day　with　big　gloves　on　his　hands　beating　the　dust　out　of　his　library；　as　was　his　custom。　　There　is　nothing　so　hideous　as　a　dirty　thumb…mark　on　a　white　page。　　These　marks　are　commonly　made；　not　because　the　reader　has　unwashed　hands；　but　because　the　dust　which　settles　on　the　top　edge　of　books　falls　in；　and　is　smudged　when　they　are　opened。　　Gilt…top　edges　should　be　smoothed　with　a　handkerchief；　and　a　small　brush　should　be　kept　for　brushing　the　tops　of　books　with　rough　edges；　before　they　are　opened。　But　it　were　well　that　all　books　had　the　top　edge　gilt。　　There　is　no　better　preservative　against　dust。　　Dust　not　only　dirties　books；　it　seems　to　supply　what　Mr。　Spencer　would　call　a　fitting　environment　for　book…worms。　　The　works　of　book…worms　speak　for　themselves；　and　are　manifest　to　all。　　How　many　a　rare　and　valuable　volume　is　spoiled　by　neat　round　holes　drilled　through　cover　and　leaves！　　But　as　to　the　nature　of　your　worm；　authorities　differ　greatly。　　The　ancients　knew　this　plague；　of　which　Lucian　speaks。　　Mr。　Blades　mentions　a　white　book…worm；　slain　by　the　librarian　of　the　Bodleian。　　In　Byzantium　the　black　sort　prevailed。　　Evenus；　the　grammarian；　wrote　an　epigram　against　the　black　book…worm　（〃Anthol。　　Pal。；〃　ix。　251）：…
  Pest　of　the　Muses；　devourer　of　pages；　in　crannies　that　lurkest；　Fruits　of　the　Muses　to　taint；　labour　of　learning　to　spoil；　Wherefore；　oh　black…fleshed　worm！　wert　thou　born　for　the　evil　thou　workest？　Wherefore　thine　own　foul　form　shap'st　thou　with　envious　toil？
  The　learned　Mentzelius　says　he　hath　heard　the　book…worm　crow　like　a　cock　unto　his　mate；　and　〃I　knew　not；〃　says　he；　〃whether　some　local　fowl　was　clamouring　or　whether　there　was　but　a　beating　in　mine　ears。　Even　at　that　moment；　all　uncertain　as　I　was；　I　perceived；　in　the　paper　whereon　I　was　writing；　a　little　insect　that　ceased　not　to　carol　like　very　chanticleer；　until；　taking　a　magnifying　glass；　I　assiduously　observed　him。　　He　is　about　the　bigness　of　a　mite；　and　carries　a　grey　crest；　and　the　head　low；　bowed　over　the　bosom；　as　to　his　crowing　noise；　it　comes　of　his　clashing　his　wings　against　each　other　with　an　incessant　din。〃　　Thus　far　Mentzelius；　and　more　to　the　same　purpose；　as　may　be　read　in　the　〃Memoirs　of　famous　Foreign　Academies〃　（Dijon；　1755…59；　13　vol。　in　quarto）。　　But；　in　our　times；　the　learned　Mr。　Blades　having　a　desire　to　exhibit　book…worms　in　the　body　to　the　Caxtonians　at　the　Caxton　celebration；　could　find　few　men　that　had　so　much　as　seen　a　book…worm；　much　less　heard　him　utter　his　native　wood…notes　wild。　　Yet；　in　his　〃Enemies　of　Books；〃　he　describes　some　rare　encounters　with　the　worm。　　Dirty　books；　damp　books；　dusty　books；　and　books　that　the　owner　never　opens；　are　most　exposed　to　the　enemy；　and　〃the　worm；　the　proud　worm；　is　the　conqueror　still；〃　as　a　didactic　poet　sings；　in　an　ode　on　man's　mortality。　　As　we　have　quoted　Mentzelius；　it　may　not　be　amiss　to　give　D'Alembert's　theory　of　book…worms：　　〃I　believe；〃　he　says；　〃that　a　little　beetle　lays　her　eggs　in　books　in　August；　thence　is　hatched　a　mite；　like　the　cheese…mite；　which　devours　books　merely　because　it　is　compelled　to　gnaw　its　way　out　into　the　air。〃　　Book…worms　like　the　paste　which　binders　employ；　but　D'Alembert　adds　that　they　cannot　endure　absinthe。　　Mr。　Blades　finds　too　that　they　disdain　to　devour　our　adulterate　modern　paper。
  〃Say；　shall　I　sing　of　rats；〃　asked　Grainger；　when　reading　to　Johnson　his　epic；　the　〃Sugar…cane。〃　　〃No；〃　said　the　Doctor；　and　though　rats　are　the　foe　of　the　bibliophile；　at　least　as　much　as　of　the　sugar…　planter；　we　do　not　propose　to　sing　of　them。　　M。　Fertiault　has　done　so　already　in　〃Les　Sonnets　d'un　Bibliophile；〃　where　the　reader　must　be　pleased　with　the　beautiful　etchings　of　rats　devouring　an　illuminated　MS。；　and　battening　on　morocco　bindings　stamped　with　the　bees　of　De　Thou。　　It　is　unnecessary　and　it　would　be　undignified；　to　give　hints　on　rat…catching；　but　the　amateur　must　not　forget　that　these　animals　have　a　passion　for　bindings。
  The　book…collector　must　avoid　gas；　which　deposits　a　filthy　coat　of　oil　that　catches　dust。　　Mr。　Blades　found　that　three　jets　of　gas　in　a　small　room　soon　reduced　the　leather　on　his　book…shelves　to　a　powder　of　the　consistency　of　snuff；　and　made　the　backs　of　books　come　away　in　his　hand。　　Shaded　lamps　give　the　best　and　most　suitable　light　for　the　library。　　As　to　the　risks　which　books　run　at　the　hands　of　the　owner　himself；　we　surely　need　not　repeat　the　advice　of　Richard　de　Bury。　　Living　in　an　age　when　tubs　（if　not　unknown　as　M。　Michelet　declares）　were　far　from　being　common；　the　old　collector　inveighed　against　the　dirty　hands　of　readers；　and　against　their　habit　of　marking　their　place　in　a　book　with　filthy　straws；　or　setting　down　a　beer　pot　in　the　middle　of　the　volume　to　keep　the　pages　open。　　But　the　amateur；　however　refined　himself；　must　beware　of　men　who　love　not　fly　leaves　neither　regard　margins；　but　write　notes　over　the　latter；　and　light　their　pipes　with　the　former。　　After　seeing　the　wreck　of　a　book　which　these　persons　have　been　busy　with；　one　appreciates　the　fine　Greek　hyperbole。　　The　Greeks　did　not　speak　of　〃thumbing〃　but　of　〃walking　up　and　down〃　on　a　volume　（＇Greek　text＇）。　To　such　fellows　it　matters　not　that　they　make　a　book　dirty　and　greasy；　cutting　the　pages　with　their　fingers；　and　holding　the　boards　over　the　fire　till　they　crack。　　All　these　slatternly　practices；　though　they　destroy　a　book　as　surely　as　the　flames　of　Caesar's　soldiers　at　Alexandria；　seem　fine　manly　acts　to　the　grobians　who　use　them。　　What　says　Jules　Janin；　who　has　written　〃Contre　l'indifference　des　Philistins；〃　〃il　faut　a　l'homme　sage　et　studieux　un　tome　honorable　et　digne　de　sa　louange。〃　　The　amateur；　and　all　decent　men；　will　beware　of　lending　books　to　such　rude　workers；　and　this　consideration　brings　us　to　these　great　foes　of　books；　the　borrowers　and　robbers。　　The　lending　of　books；　and　of　other　property；　has　been　defended　by　some　great　authorities；　thus　Panurge　himself　says；　〃it　would　prove　much　more　easy　in　nature　to　have　fish　entertained　in　the　air；　and　bullocks　fed　in　the　bottom　of　the　ocean；　than　to　support　or　tolerate　a　rascally　rabble　of　people　that　will　not　lend。〃　Pirckheimer；　too；　for　whom　Albert　Durer　designed　a　book…plate；　was　a　lender；　and　took　for　his　device　Sibi　et　Amicis；　and　Jo。　Grolierii　et　amicorum；　was　the　motto　of　the　renowned　Grolier；　whom　mistaken　writers　vainly　but　frequently　report　to　have　been　a　bookbinder。　　But　as　Mr。　Leicester　Warren　says；　in　his　〃Study　of　Book…plates〃　（Pearson；　1880）；　〃Christian　Charles　de　Savigny　leaves　all　the　rest　behind；　exclaiming　non　mihi　sed　aliis。〃　　But　the　majority　of　amateurs　have　chosen　wiser；　though　more　churlish　devices；　as　〃the　ungodly　borroweth　and　payeth