Notlob?
From this site:
Desmond Grant created a 950-word palindrome, 4,527 letters:
Smart regal rajahs, as a stalwart stressed at Radnor, in Wales, order a dismal celt to belt signora’s animals, not a benign exile hero, nor pagan ayahs.
Evil, one parish rapscallion at a fracas may rip at all, or rob at a party; raid a yard, stab, revile, or snipe nine Italians.
Bad, sleek Cossacks amass at last, lob a bomb, attack a yak, mar pagodas, loot tenners, revel, debate rebate, jeer,
upset a gang.
Isadora drank nips at a bard, stuns Mary. Ella snoops; Amos too; Stella sung a dirge. On a canal, pallid niggards yell.
Upstart enfeebled Omaha fools gab, gulp, snub, rebut, as liars leer sneer, gnaw, sniff. Upset, a deuce cad at Lima was.
A snug smug waster frets.
In a cabin, as Enid, rash, saw red, damn it Anita seems set on murders - but - examined, you bet all agreed stoor Keele,
Belgrade, Cebu, Tarifa, snob nobs; big Slade men in Salta, Ragusa, Bute, Kansas, Prah; so many dim (alas, gone gaga)
Rio, Crewe, Elba, Cannes, Topeka, Crete mates, Sir, assume Pamela-Anne is not to collect, nor fit to pillage kip, rone,
vane, tags, tips, a plate, vodka, etna, velures, rohan, warp, a cang, ocelots, aster, fez; nor beer, trona, ether, a cape, savontettes, sack, rabot, tomboc, rotella, wax, oxo, fragaria, tug-tackle, a rare medoc, cab, otter, a batten, gardenia, cock, lisle, epee, potato, bass, some nitre, wolf, red lead, napery, tenon, a few eyas, tom-tom, a pome, parget, a bar, cage, pedal, bay, vines, ten egrets, yo-yo, soda; no bracelets, no mongrel, brawn, ray, nor tank, sump, mall, ramrod, ribes, rupee, taro, anna, cone, carbon, sard, a mare; nor knot, nor felt, tack, citrons, lioness, a burnet, talma, cleeks, wahoo, tupelo, pyrola, auk, stob, latakia, hog, a key, defl, fawn, a groat, corks, uta, a para, coot, tyups, duster, rutela, panada, a turf, fur, anil, oak, rattan, a pane, ham, a desk, cots, rep, a taw, a camera, rasp, mats, spools, ten rugs, ten games, a cask, cups, peta, lyre, beet, test-tube, borax, oboe, mace, buck, cos, a gem, tuna, any metals, a pink, cola, pollock, card, a last, lame, kale, perch, sal, a hare, game, opal, wallaby, olla, spacer, bassets, a plaid, drab, a tayo, two togas, passports, sage, cider, cans, taps, snips, gum, nettle, pipe, keg, dulse, pastel, macle, macaroni, boron, Bible, balm, rocaille, macon, lias, gull, arums, dope, civet, argon, some mya, jam, upas, pansy, lilac, lath, crib, roselite, no hats, opah, sura, rial, geode; no roset, or sten, no belt, tiller, rosette, press, no melons, no gat, cote, llama, balsam, lemur, dissal, no bees, Roman ode, risotto, lace, raggee; not a towel, capa, stone, dops, wad, a tract, rope, cigars, gold, rock, lime, tape, tar, tinsel, baths, a topsail, haddock, cod, dahlias, potash, tables, nitrate, pate, milk, cord, logs, rag, ice, port, cart, a daw, a spode; not sap, a clew, or tat, one egg, areca, lotot, siredon, a morese, ebon, lasso, drum, elm, a slab, a mallet, octagons, no lemons, serpette, sorrel, little bonnets, rotes, or one doe, glair, a rush, a post, a hone, tiles, or birch, talc, a lily, snaps, a puma, jay, memos, no grate, vice, pods, mural, lugsail, no camellia, corm, label, bib, nor obi, nor a camel, camlets, ape, sludge, kepi, pelt, ten mugs, pins, spats, nacre, dice, gas, strops, sapsago, tow, toy, a tabard, dial, pastes, sabre, caps, alloy, ball, awl, a powem, a gerah, a lash, crepe, lake, malt, salad, rack, collop, a lock, nipa, slate, myna, a nutmeg, a sock, cube, cameo, box, a robe, butt, settee, beryl, steps, pucks, a case, magnets, gurnets, loops, stamps, a rare macaw, a taper, stocks, edam, a hen, a pan, attar, kaolin, a ruff, ruta, a dan, a pale, turret, suds, puttoo, carapa, a tusk, rocta, organ, waffle, dye, kago, haik, a talbot, skua, a lory, pole, putoo, haws, keel, cam, latten, rubasse, noils; nor tick, cattle, fronton, kroner, a madras, no brace, no canna, or a tee, pursue, bird or marl, lamp, musk, natron, yarn, warbler, gnomon, stele, carbonado, soy, oyster, genet, sen, ivy, a blade, peg, a crab, a teg, rape, mop, a mot-mot, say, ewe, fan, one tyre, panda, elder-flower, tine, moss, sabot, a topee, peel, silk, cocaine, dragnet, tabaret, tobacco, demerara, elk, catgut, air, a gar, fox, ox, a wallet, or cob, motto, bark, cassette; no vase, paca, reh, tea; nor tree, bronze, frets, a stole, cognac, a prawn, a horse, rule, van, teak, dove, talpa, spits, gate, nave; nor pike, gallipot, ti, front, cello, cotton, sienna, ale, map, emus, saris, seta, meter, cake, pot, senna, cable, ewer, coir, a gage, nog, salami, dynamos, harps, a snake, tuba, sugar, atlas, nine medals, gibs, bonbons, a fir, a tube, cedar, glebe, leek, roots, deer, gallate, buoy, denim, axe, tubs, red rum, notes, smee, satin, a tin, madder, wash, sardines, a nib, a canister, fretsaw, gums, guns, a saw, a milt, a dace, cue, dates, puffin, swan, greens, reels, rails, a tuber, buns, plug, bags, loofah, a model, beef, net, rats, pulleys, drag, gin, dill, a plan, a canoe, grid, a gnu, sallet, soot, soma, spoons, alley, rams, nuts, rabat, asp, ink, nard, a rod, a sign, agates, puree, jet, a beret, a bed, levers, rennet, tools, a dog, a pram, kayak, cat, tab, mob, a bolt, salt, ass, a mask, cassock, eels, dabs, nail, a tie, ninepins, roe, liver, bats, dray, a diary, trap, a tabor, roll, a tapir, yams, a car, fat, an oil, lax, spar, hair, a pen, olives, hay, a nag, apron, ore, helix, engine, batons, lamina, sarong, istle, bottle, clam, sida, red rose, lawn, iron, dart, a dessert, straw, lats, a sash, a jar, lager, trams.
I need a beer.