Here's some whip info:

Leather Whip (6) N/A/85 Find: Pickham Area (treasure chest on the field) Special: Jessica starts with this equipped Recipe: Devil's Tail/Saints Ashes Drop: King Squid(N), Terror Tabby(N)

Thorn Whip (14) 350/175 Buy: Peregrin Quay, Simpleton Drop: Dragonthorn(R), Redtail Hipster(R), Snapdragon(N)

Snakeskin Whip (23) N/A/1250 Recipe: Leather Whip/Scale Shield Drop: Eveel(R), Poison Eveel(R)

Chain Whip (32) 2200/1100 Buy: Argonia (once the Bazaar starts), Neos Drop: Frost Wyvine(R), Mars Rover(R)

Dragontail Whip (47) N/A/7400 Recipe: Dragon Scale/Dragon Scale/Snakeskin Whip Spiked

Steel Whip (62) 8300/4300 Buy: Orkutsk Drop: Snapdragon(R)

Demon Whip (72) N/A/3500 Find: Dark Godbird's Eyrie (treasure chest)
Recipe: Devil's Tail/Scourge Whip Drop: Hellstalker(R) Note: Cursed weapon, you can not move the first turn of a battle

Scourge Whip (99) N/A/9250 Recipe: Demon Whip/Saint's Ashes

Gringham Whip (127) 200000(tokens)/10000 Buy: Baccarat Casino



And the boomerangs:

Boomerang (19) 420/210 Buy: Farebury, Alexandria Drop: Spitnik(N), Yabby(N)

Edged Boomerang (27) 1360/680 Buy: Ascantha, Neos Drop: Dark Star(R), Crayzee(N)

Reinforced Boomerang (32) N/A/840 Recipe: Boomerang/Iron Nail Razor

Wing Boomerang (42) 3800/1900 Buy: Argonia (once the Bazaar starts) Recipe: Edged Boomerang/Steel Scythe/Wing of Bat Drop: Gryphon(R)

Swallowtail (53) 6800/3400 Buy: Arcadia, Orkutsk

Flametang Boomerang (63) N/A/7250 Find: A hill west of Argonia only accessible by air Recipe: Flame Shield/Swallowtail Metal

Wing Boomerang (90) N/A/36000 Recipe: Metal King Spear/Razor Wing Boomerang (be careful when making this weapon. If you want this boomerang you will have to sacrifice the best spear in the game; and once you do there is no way to get the spear back) Notes: Can cause damage to metal enemies. Usually only 1 point of damage, very rarely may cause 2 points of damage to the first metal enemy it hits


This info comes from nirexine's Equipment/Item FAQ at GameFAQs and not from me